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Finding the Fourth Proportional to 44,751.56, 67,037.45 and 20,702.16

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Solution

The fourth proportional to 44,751.56, 67,037.45 and 20,702.16 is: 31,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,751.56 : 67,037.45 = 20,702.16 : x
  2. Step 2: Convert to fraction form
    44,751.56/67,037.45 = 20,702.16/x
  3. Step 3: Cross multiply
    44,751.56x = 67,037.45 × 20,702.16
  4. Step 4: Simplify right side
    44,751.56x = 1,387,819,912.38
  5. Step 5: Solve for x
    x = 1,387,819,912.38/44,751.56
  6. Step 6: Final answer
    x = 31,011.66

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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.