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Finding the Fourth Proportional to 44,293.76, 66,440.49 and 11,013.62

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Solution

The fourth proportional to 44,293.76, 66,440.49 and 11,013.62 is: 16,520.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,293.76 : 66,440.49 = 11,013.62 : x
  2. Step 2: Convert to fraction form
    44,293.76/66,440.49 = 11,013.62/x
  3. Step 3: Cross multiply
    44,293.76x = 66,440.49 × 11,013.62
  4. Step 4: Simplify right side
    44,293.76x = 731,750,309.47
  5. Step 5: Solve for x
    x = 731,750,309.47/44,293.76
  6. Step 6: Final answer
    x = 16,520.39

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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.