Home / 29,428.24-40,606.60-17,487.28

Finding the Fourth Proportional to 29,428.24, 40,606.60 and 17,487.28

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Solution

The fourth proportional to 29,428.24, 40,606.60 and 17,487.28 is: 24,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,428.24 : 40,606.60 = 17,487.28 : x
  2. Step 2: Convert to fraction form
    29,428.24/40,606.60 = 17,487.28/x
  3. Step 3: Cross multiply
    29,428.24x = 40,606.60 × 17,487.28
  4. Step 4: Simplify right side
    29,428.24x = 710,098,984.05
  5. Step 5: Solve for x
    x = 710,098,984.05/29,428.24
  6. Step 6: Final answer
    x = 24,129.85

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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.