Home / 47,039.92-70,545.30-15,867.88

Finding the Fourth Proportional to 47,039.92, 70,545.30 and 15,867.88

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Solution

The fourth proportional to 47,039.92, 70,545.30 and 15,867.88 is: 23,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.92 : 70,545.30 = 15,867.88 : x
  2. Step 2: Convert to fraction form
    47,039.92/70,545.30 = 15,867.88/x
  3. Step 3: Cross multiply
    47,039.92x = 70,545.30 × 15,867.88
  4. Step 4: Simplify right side
    47,039.92x = 1,119,404,354.96
  5. Step 5: Solve for x
    x = 1,119,404,354.96/47,039.92
  6. Step 6: Final answer
    x = 23,796.90

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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.