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Finding the Fourth Proportional to 44,896.38, 67,344.90 and 19,929.71

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Solution

The fourth proportional to 44,896.38, 67,344.90 and 19,929.71 is: 29,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,896.38 : 67,344.90 = 19,929.71 : x
  2. Step 2: Convert to fraction form
    44,896.38/67,344.90 = 19,929.71/x
  3. Step 3: Cross multiply
    44,896.38x = 67,344.90 × 19,929.71
  4. Step 4: Simplify right side
    44,896.38x = 1,342,164,326.98
  5. Step 5: Solve for x
    x = 1,342,164,326.98/44,896.38
  6. Step 6: Final answer
    x = 29,894.71

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1.5x scale

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.