Home / 26,554.55-39,837.82-8,785.17

Finding the Fourth Proportional to 26,554.55, 39,837.82 and 8,785.17

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Solution

The fourth proportional to 26,554.55, 39,837.82 and 8,785.17 is: 13,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,554.55 : 39,837.82 = 8,785.17 : x
  2. Step 2: Convert to fraction form
    26,554.55/39,837.82 = 8,785.17/x
  3. Step 3: Cross multiply
    26,554.55x = 39,837.82 × 8,785.17
  4. Step 4: Simplify right side
    26,554.55x = 349,981,843.90
  5. Step 5: Solve for x
    x = 349,981,843.90/26,554.55
  6. Step 6: Final answer
    x = 13,179.73

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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.