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Finding the Fourth Proportional to 47,855.08, 71,793.98 and 15,023.08

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Solution

The fourth proportional to 47,855.08, 71,793.98 and 15,023.08 is: 22,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.08 : 71,793.98 = 15,023.08 : x
  2. Step 2: Convert to fraction form
    47,855.08/71,793.98 = 15,023.08/x
  3. Step 3: Cross multiply
    47,855.08x = 71,793.98 × 15,023.08
  4. Step 4: Simplify right side
    47,855.08x = 1,078,566,705.06
  5. Step 5: Solve for x
    x = 1,078,566,705.06/47,855.08
  6. Step 6: Final answer
    x = 22,538.19

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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.