Home / 25,999.30-39,006.15-17,251.30

Finding the Fourth Proportional to 25,999.30, 39,006.15 and 17,251.30

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Solution

The fourth proportional to 25,999.30, 39,006.15 and 17,251.30 is: 25,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.30 : 39,006.15 = 17,251.30 : x
  2. Step 2: Convert to fraction form
    25,999.30/39,006.15 = 17,251.30/x
  3. Step 3: Cross multiply
    25,999.30x = 39,006.15 × 17,251.30
  4. Step 4: Simplify right side
    25,999.30x = 672,906,795.50
  5. Step 5: Solve for x
    x = 672,906,795.50/25,999.30
  6. Step 6: Final answer
    x = 25,881.73

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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.