Home / 29,318.38-40,464.48-17,385.88

Finding the Fourth Proportional to 29,318.38, 40,464.48 and 17,385.88

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Solution

The fourth proportional to 29,318.38, 40,464.48 and 17,385.88 is: 23,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.38 : 40,464.48 = 17,385.88 : x
  2. Step 2: Convert to fraction form
    29,318.38/40,464.48 = 17,385.88/x
  3. Step 3: Cross multiply
    29,318.38x = 40,464.48 × 17,385.88
  4. Step 4: Simplify right side
    29,318.38x = 703,510,593.54
  5. Step 5: Solve for x
    x = 703,510,593.54/29,318.38
  6. Step 6: Final answer
    x = 23,995.55

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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.