Home / 40,046.87-60,064.00-13,392.65

Finding the Fourth Proportional to 40,046.87, 60,064.00 and 13,392.65

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Solution

The fourth proportional to 40,046.87, 60,064.00 and 13,392.65 is: 20,086.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,046.87 : 60,064.00 = 13,392.65 : x
  2. Step 2: Convert to fraction form
    40,046.87/60,064.00 = 13,392.65/x
  3. Step 3: Cross multiply
    40,046.87x = 60,064.00 × 13,392.65
  4. Step 4: Simplify right side
    40,046.87x = 804,416,246.28
  5. Step 5: Solve for x
    x = 804,416,246.28/40,046.87
  6. Step 6: Final answer
    x = 20,086.87

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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.