Home / 29,247.31-43,878.28-16,781.41

Finding the Fourth Proportional to 29,247.31, 43,878.28 and 16,781.41

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Solution

The fourth proportional to 29,247.31, 43,878.28 and 16,781.41 is: 25,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,247.31 : 43,878.28 = 16,781.41 : x
  2. Step 2: Convert to fraction form
    29,247.31/43,878.28 = 16,781.41/x
  3. Step 3: Cross multiply
    29,247.31x = 43,878.28 × 16,781.41
  4. Step 4: Simplify right side
    29,247.31x = 736,339,187.38
  5. Step 5: Solve for x
    x = 736,339,187.38/29,247.31
  6. Step 6: Final answer
    x = 25,176.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.