Home / 40,171.82-60,260.72-13,517.87

Finding the Fourth Proportional to 40,171.82, 60,260.72 and 13,517.87

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Solution

The fourth proportional to 40,171.82, 60,260.72 and 13,517.87 is: 20,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.82 : 60,260.72 = 13,517.87 : x
  2. Step 2: Convert to fraction form
    40,171.82/60,260.72 = 13,517.87/x
  3. Step 3: Cross multiply
    40,171.82x = 60,260.72 × 13,517.87
  4. Step 4: Simplify right side
    40,171.82x = 814,596,210.17
  5. Step 5: Solve for x
    x = 814,596,210.17/40,171.82
  6. Step 6: Final answer
    x = 20,277.80

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1.5x scale

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.