Home / 29,439.78-40,612.62-17,494.66

Finding the Fourth Proportional to 29,439.78, 40,612.62 and 17,494.66

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Solution

The fourth proportional to 29,439.78, 40,612.62 and 17,494.66 is: 24,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,439.78 : 40,612.62 = 17,494.66 : x
  2. Step 2: Convert to fraction form
    29,439.78/40,612.62 = 17,494.66/x
  3. Step 3: Cross multiply
    29,439.78x = 40,612.62 × 17,494.66
  4. Step 4: Simplify right side
    29,439.78x = 710,503,978.61
  5. Step 5: Solve for x
    x = 710,503,978.61/29,439.78
  6. Step 6: Final answer
    x = 24,134.15

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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.