Home / 29,515.18-40,726.29-16,591.90

Finding the Fourth Proportional to 29,515.18, 40,726.29 and 16,591.90

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Solution

The fourth proportional to 29,515.18, 40,726.29 and 16,591.90 is: 22,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.18 : 40,726.29 = 16,591.90 : x
  2. Step 2: Convert to fraction form
    29,515.18/40,726.29 = 16,591.90/x
  3. Step 3: Cross multiply
    29,515.18x = 40,726.29 × 16,591.90
  4. Step 4: Simplify right side
    29,515.18x = 675,726,531.05
  5. Step 5: Solve for x
    x = 675,726,531.05/29,515.18
  6. Step 6: Final answer
    x = 22,894.20

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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.