Home / 26,250.72-39,387.69-13,767.75

Finding the Fourth Proportional to 26,250.72, 39,387.69 and 13,767.75

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Solution

The fourth proportional to 26,250.72, 39,387.69 and 13,767.75 is: 20,657.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.72 : 39,387.69 = 13,767.75 : x
  2. Step 2: Convert to fraction form
    26,250.72/39,387.69 = 13,767.75/x
  3. Step 3: Cross multiply
    26,250.72x = 39,387.69 × 13,767.75
  4. Step 4: Simplify right side
    26,250.72x = 542,279,869.00
  5. Step 5: Solve for x
    x = 542,279,869.00/26,250.72
  6. Step 6: Final answer
    x = 20,657.71

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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.