Home / 41,721.55-62,561.53-13,637.95

Finding the Fourth Proportional to 41,721.55, 62,561.53 and 13,637.95

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Solution

The fourth proportional to 41,721.55, 62,561.53 and 13,637.95 is: 20,450.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.55 : 62,561.53 = 13,637.95 : x
  2. Step 2: Convert to fraction form
    41,721.55/62,561.53 = 13,637.95/x
  3. Step 3: Cross multiply
    41,721.55x = 62,561.53 × 13,637.95
  4. Step 4: Simplify right side
    41,721.55x = 853,210,637.07
  5. Step 5: Solve for x
    x = 853,210,637.07/41,721.55
  6. Step 6: Final answer
    x = 20,450.12

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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.