Home / 41,721.18-62,595.74-13,642.53

Finding the Fourth Proportional to 41,721.18, 62,595.74 and 13,642.53

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Solution

The fourth proportional to 41,721.18, 62,595.74 and 13,642.53 is: 20,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.18 : 62,595.74 = 13,642.53 : x
  2. Step 2: Convert to fraction form
    41,721.18/62,595.74 = 13,642.53/x
  3. Step 3: Cross multiply
    41,721.18x = 62,595.74 × 13,642.53
  4. Step 4: Simplify right side
    41,721.18x = 853,963,983.46
  5. Step 5: Solve for x
    x = 853,963,983.46/41,721.18
  6. Step 6: Final answer
    x = 20,468.36

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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.