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Finding the Fourth Proportional to 44,645.70, 66,941.82 and 15,062.88

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Solution

The fourth proportional to 44,645.70, 66,941.82 and 15,062.88 is: 22,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,645.70 : 66,941.82 = 15,062.88 : x
  2. Step 2: Convert to fraction form
    44,645.70/66,941.82 = 15,062.88/x
  3. Step 3: Cross multiply
    44,645.70x = 66,941.82 × 15,062.88
  4. Step 4: Simplify right side
    44,645.70x = 1,008,336,601.64
  5. Step 5: Solve for x
    x = 1,008,336,601.64/44,645.70
  6. Step 6: Final answer
    x = 22,585.30

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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.