Home / 25,488.20-38,225.01-9,902.18

Finding the Fourth Proportional to 25,488.20, 38,225.01 and 9,902.18

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Solution

The fourth proportional to 25,488.20, 38,225.01 and 9,902.18 is: 14,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.20 : 38,225.01 = 9,902.18 : x
  2. Step 2: Convert to fraction form
    25,488.20/38,225.01 = 9,902.18/x
  3. Step 3: Cross multiply
    25,488.20x = 38,225.01 × 9,902.18
  4. Step 4: Simplify right side
    25,488.20x = 378,510,929.52
  5. Step 5: Solve for x
    x = 378,510,929.52/25,488.20
  6. Step 6: Final answer
    x = 14,850.44

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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.