Home / 15,045.97-22,569.48-7,144.42

Finding the Fourth Proportional to 15,045.97, 22,569.48 and 7,144.42

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Solution

The fourth proportional to 15,045.97, 22,569.48 and 7,144.42 is: 10,716.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.97 : 22,569.48 = 7,144.42 : x
  2. Step 2: Convert to fraction form
    15,045.97/22,569.48 = 7,144.42/x
  3. Step 3: Cross multiply
    15,045.97x = 22,569.48 × 7,144.42
  4. Step 4: Simplify right side
    15,045.97x = 161,245,844.30
  5. Step 5: Solve for x
    x = 161,245,844.30/15,045.97
  6. Step 6: Final answer
    x = 10,716.88

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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.