Home / 14,023.68-19,352.34-7,735.92

Finding the Fourth Proportional to 14,023.68, 19,352.34 and 7,735.92

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Solution

The fourth proportional to 14,023.68, 19,352.34 and 7,735.92 is: 10,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.68 : 19,352.34 = 7,735.92 : x
  2. Step 2: Convert to fraction form
    14,023.68/19,352.34 = 7,735.92/x
  3. Step 3: Cross multiply
    14,023.68x = 19,352.34 × 7,735.92
  4. Step 4: Simplify right side
    14,023.68x = 149,708,154.05
  5. Step 5: Solve for x
    x = 149,708,154.05/14,023.68
  6. Step 6: Final answer
    x = 10,675.38

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Find fourth proportional to 7,011.84, 9,676.17 and 3,867.96
Half scale
Find fourth proportional to 28,047.36, 38,704.68 and 15,471.84
Double scale
Find fourth proportional to 14,024.68, 19,353.72 and 7,736.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.