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Finding the Fourth Proportional to 47,472.56, 65,508.90 and 26,251.64

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Solution

The fourth proportional to 47,472.56, 65,508.90 and 26,251.64 is: 36,225.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,472.56 : 65,508.90 = 26,251.64 : x
  2. Step 2: Convert to fraction form
    47,472.56/65,508.90 = 26,251.64/x
  3. Step 3: Cross multiply
    47,472.56x = 65,508.90 × 26,251.64
  4. Step 4: Simplify right side
    47,472.56x = 1,719,716,059.60
  5. Step 5: Solve for x
    x = 1,719,716,059.60/47,472.56
  6. Step 6: Final answer
    x = 36,225.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.