Home / 26,105.30-39,164.31-8,335.97

Finding the Fourth Proportional to 26,105.30, 39,164.31 and 8,335.97

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Solution

The fourth proportional to 26,105.30, 39,164.31 and 8,335.97 is: 12,505.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.30 : 39,164.31 = 8,335.97 : x
  2. Step 2: Convert to fraction form
    26,105.30/39,164.31 = 8,335.97/x
  3. Step 3: Cross multiply
    26,105.30x = 39,164.31 × 8,335.97
  4. Step 4: Simplify right side
    26,105.30x = 326,472,513.23
  5. Step 5: Solve for x
    x = 326,472,513.23/26,105.30
  6. Step 6: Final answer
    x = 12,505.99

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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.