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Finding the Fourth Proportional to 29,597.19, 40,842.39 and 17,660.42

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Solution

The fourth proportional to 29,597.19, 40,842.39 and 17,660.42 is: 24,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,597.19 : 40,842.39 = 17,660.42 : x
  2. Step 2: Convert to fraction form
    29,597.19/40,842.39 = 17,660.42/x
  3. Step 3: Cross multiply
    29,597.19x = 40,842.39 × 17,660.42
  4. Step 4: Simplify right side
    29,597.19x = 721,293,761.20
  5. Step 5: Solve for x
    x = 721,293,761.20/29,597.19
  6. Step 6: Final answer
    x = 24,370.35

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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.