Home / 47,605.87-71,451.64-25,438.20

Finding the Fourth Proportional to 47,605.87, 71,451.64 and 25,438.20

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Solution

The fourth proportional to 47,605.87, 71,451.64 and 25,438.20 is: 38,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,605.87 : 71,451.64 = 25,438.20 : x
  2. Step 2: Convert to fraction form
    47,605.87/71,451.64 = 25,438.20/x
  3. Step 3: Cross multiply
    47,605.87x = 71,451.64 × 25,438.20
  4. Step 4: Simplify right side
    47,605.87x = 1,817,601,108.65
  5. Step 5: Solve for x
    x = 1,817,601,108.65/47,605.87
  6. Step 6: Final answer
    x = 38,180.19

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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.