Home / 25,871.75-38,775.17-11,063.26

Finding the Fourth Proportional to 25,871.75, 38,775.17 and 11,063.26

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Solution

The fourth proportional to 25,871.75, 38,775.17 and 11,063.26 is: 16,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.75 : 38,775.17 = 11,063.26 : x
  2. Step 2: Convert to fraction form
    25,871.75/38,775.17 = 11,063.26/x
  3. Step 3: Cross multiply
    25,871.75x = 38,775.17 × 11,063.26
  4. Step 4: Simplify right side
    25,871.75x = 428,979,648.83
  5. Step 5: Solve for x
    x = 428,979,648.83/25,871.75
  6. Step 6: Final answer
    x = 16,581.00

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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.