Home / 25,932.24-38,878.20-11,129.04

Finding the Fourth Proportional to 25,932.24, 38,878.20 and 11,129.04

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Solution

The fourth proportional to 25,932.24, 38,878.20 and 11,129.04 is: 16,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,932.24 : 38,878.20 = 11,129.04 : x
  2. Step 2: Convert to fraction form
    25,932.24/38,878.20 = 11,129.04/x
  3. Step 3: Cross multiply
    25,932.24x = 38,878.20 × 11,129.04
  4. Step 4: Simplify right side
    25,932.24x = 432,677,042.93
  5. Step 5: Solve for x
    x = 432,677,042.93/25,932.24
  6. Step 6: Final answer
    x = 16,684.91

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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.