Home / 44,721.11-67,082.02-13,131.68

Finding the Fourth Proportional to 44,721.11, 67,082.02 and 13,131.68

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Solution

The fourth proportional to 44,721.11, 67,082.02 and 13,131.68 is: 19,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,721.11 : 67,082.02 = 13,131.68 : x
  2. Step 2: Convert to fraction form
    44,721.11/67,082.02 = 13,131.68/x
  3. Step 3: Cross multiply
    44,721.11x = 67,082.02 × 13,131.68
  4. Step 4: Simplify right side
    44,721.11x = 880,899,252.15
  5. Step 5: Solve for x
    x = 880,899,252.15/44,721.11
  6. Step 6: Final answer
    x = 19,697.61

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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.