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Finding the Fourth Proportional to 44,706.93, 67,070.12 and 13,544.61

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Solution

The fourth proportional to 44,706.93, 67,070.12 and 13,544.61 is: 20,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,706.93 : 67,070.12 = 13,544.61 : x
  2. Step 2: Convert to fraction form
    44,706.93/67,070.12 = 13,544.61/x
  3. Step 3: Cross multiply
    44,706.93x = 67,070.12 × 13,544.61
  4. Step 4: Simplify right side
    44,706.93x = 908,438,550.33
  5. Step 5: Solve for x
    x = 908,438,550.33/44,706.93
  6. Step 6: Final answer
    x = 20,319.86

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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.