Home / 15,251.16-22,878.59-5,388.42

Finding the Fourth Proportional to 15,251.16, 22,878.59 and 5,388.42

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Solution

The fourth proportional to 15,251.16, 22,878.59 and 5,388.42 is: 8,083.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,251.16 : 22,878.59 = 5,388.42 : x
  2. Step 2: Convert to fraction form
    15,251.16/22,878.59 = 5,388.42/x
  3. Step 3: Cross multiply
    15,251.16x = 22,878.59 × 5,388.42
  4. Step 4: Simplify right side
    15,251.16x = 123,279,451.93
  5. Step 5: Solve for x
    x = 123,279,451.93/15,251.16
  6. Step 6: Final answer
    x = 8,083.28

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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.