Home / 19,656.68-29,499.28-14,739.56

Finding the Fourth Proportional to 19,656.68, 29,499.28 and 14,739.56

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Solution

The fourth proportional to 19,656.68, 29,499.28 and 14,739.56 is: 22,120.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.68 : 29,499.28 = 14,739.56 : x
  2. Step 2: Convert to fraction form
    19,656.68/29,499.28 = 14,739.56/x
  3. Step 3: Cross multiply
    19,656.68x = 29,499.28 × 14,739.56
  4. Step 4: Simplify right side
    19,656.68x = 434,806,407.52
  5. Step 5: Solve for x
    x = 434,806,407.52/19,656.68
  6. Step 6: Final answer
    x = 22,120.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.