Home / 41,721.36-62,596.02-13,642.71

Finding the Fourth Proportional to 41,721.36, 62,596.02 and 13,642.71

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Solution

The fourth proportional to 41,721.36, 62,596.02 and 13,642.71 is: 20,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.36 : 62,596.02 = 13,642.71 : x
  2. Step 2: Convert to fraction form
    41,721.36/62,596.02 = 13,642.71/x
  3. Step 3: Cross multiply
    41,721.36x = 62,596.02 × 13,642.71
  4. Step 4: Simplify right side
    41,721.36x = 853,979,557.17
  5. Step 5: Solve for x
    x = 853,979,557.17/41,721.36
  6. Step 6: Final answer
    x = 20,468.64

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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.