Home / 15,143.48-22,714.26-7,251.62

Finding the Fourth Proportional to 15,143.48, 22,714.26 and 7,251.62

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Solution

The fourth proportional to 15,143.48, 22,714.26 and 7,251.62 is: 10,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143.48 : 22,714.26 = 7,251.62 : x
  2. Step 2: Convert to fraction form
    15,143.48/22,714.26 = 7,251.62/x
  3. Step 3: Cross multiply
    15,143.48x = 22,714.26 × 7,251.62
  4. Step 4: Simplify right side
    15,143.48x = 164,715,182.10
  5. Step 5: Solve for x
    x = 164,715,182.10/15,143.48
  6. Step 6: Final answer
    x = 10,876.97

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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.