Home / 25,747.20-38,620.83-9,098.12

Finding the Fourth Proportional to 25,747.20, 38,620.83 and 9,098.12

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Solution

The fourth proportional to 25,747.20, 38,620.83 and 9,098.12 is: 13,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.20 : 38,620.83 = 9,098.12 : x
  2. Step 2: Convert to fraction form
    25,747.20/38,620.83 = 9,098.12/x
  3. Step 3: Cross multiply
    25,747.20x = 38,620.83 × 9,098.12
  4. Step 4: Simplify right side
    25,747.20x = 351,376,945.84
  5. Step 5: Solve for x
    x = 351,376,945.84/25,747.20
  6. Step 6: Final answer
    x = 13,647.19

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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.