Home / 14,028.96-19,353.29-8,360.45

Finding the Fourth Proportional to 14,028.96, 19,353.29 and 8,360.45

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Solution

The fourth proportional to 14,028.96, 19,353.29 and 8,360.45 is: 11,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.96 : 19,353.29 = 8,360.45 : x
  2. Step 2: Convert to fraction form
    14,028.96/19,353.29 = 8,360.45/x
  3. Step 3: Cross multiply
    14,028.96x = 19,353.29 × 8,360.45
  4. Step 4: Simplify right side
    14,028.96x = 161,802,074.81
  5. Step 5: Solve for x
    x = 161,802,074.81/14,028.96
  6. Step 6: Final answer
    x = 11,533.43

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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.