Home / 26,275.97-39,372.78-15,187.88

Finding the Fourth Proportional to 26,275.97, 39,372.78 and 15,187.88

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Solution

The fourth proportional to 26,275.97, 39,372.78 and 15,187.88 is: 22,758.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,275.97 : 39,372.78 = 15,187.88 : x
  2. Step 2: Convert to fraction form
    26,275.97/39,372.78 = 15,187.88/x
  3. Step 3: Cross multiply
    26,275.97x = 39,372.78 × 15,187.88
  4. Step 4: Simplify right side
    26,275.97x = 597,989,057.91
  5. Step 5: Solve for x
    x = 597,989,057.91/26,275.97
  6. Step 6: Final answer
    x = 22,758.02

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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.