Home / 47,432.52-65,456.34-26,211.78

Finding the Fourth Proportional to 47,432.52, 65,456.34 and 26,211.78

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Solution

The fourth proportional to 47,432.52, 65,456.34 and 26,211.78 is: 36,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,432.52 : 65,456.34 = 26,211.78 : x
  2. Step 2: Convert to fraction form
    47,432.52/65,456.34 = 26,211.78/x
  3. Step 3: Cross multiply
    47,432.52x = 65,456.34 × 26,211.78
  4. Step 4: Simplify right side
    47,432.52x = 1,715,727,183.69
  5. Step 5: Solve for x
    x = 1,715,727,183.69/47,432.52
  6. Step 6: Final answer
    x = 36,171.96

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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.