Home / 47,217.92-65,141.20-28,093.87

Finding the Fourth Proportional to 47,217.92, 65,141.20 and 28,093.87

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Solution

The fourth proportional to 47,217.92, 65,141.20 and 28,093.87 is: 38,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,217.92 : 65,141.20 = 28,093.87 : x
  2. Step 2: Convert to fraction form
    47,217.92/65,141.20 = 28,093.87/x
  3. Step 3: Cross multiply
    47,217.92x = 65,141.20 × 28,093.87
  4. Step 4: Simplify right side
    47,217.92x = 1,830,068,311.83
  5. Step 5: Solve for x
    x = 1,830,068,311.83/47,217.92
  6. Step 6: Final answer
    x = 38,757.92

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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.