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Finding the Fourth Proportional to 29,713.31, 40,997.03 and 17,616.63

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Solution

The fourth proportional to 29,713.31, 40,997.03 and 17,616.63 is: 24,306.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713.31 : 40,997.03 = 17,616.63 : x
  2. Step 2: Convert to fraction form
    29,713.31/40,997.03 = 17,616.63/x
  3. Step 3: Cross multiply
    29,713.31x = 40,997.03 × 17,616.63
  4. Step 4: Simplify right side
    29,713.31x = 722,229,640.33
  5. Step 5: Solve for x
    x = 722,229,640.33/29,713.31
  6. Step 6: Final answer
    x = 24,306.60

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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.