Home / 47,847.20-71,746.65-27,863.15

Finding the Fourth Proportional to 47,847.20, 71,746.65 and 27,863.15

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Solution

The fourth proportional to 47,847.20, 71,746.65 and 27,863.15 is: 41,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.20 : 71,746.65 = 27,863.15 : x
  2. Step 2: Convert to fraction form
    47,847.20/71,746.65 = 27,863.15/x
  3. Step 3: Cross multiply
    47,847.20x = 71,746.65 × 27,863.15
  4. Step 4: Simplify right side
    47,847.20x = 1,999,087,312.21
  5. Step 5: Solve for x
    x = 1,999,087,312.21/47,847.20
  6. Step 6: Final answer
    x = 41,780.66

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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.