Home / 23,015.17-34,508.78-15,015.88

Finding the Fourth Proportional to 23,015.17, 34,508.78 and 15,015.88

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Solution

The fourth proportional to 23,015.17, 34,508.78 and 15,015.88 is: 22,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015.17 : 34,508.78 = 15,015.88 : x
  2. Step 2: Convert to fraction form
    23,015.17/34,508.78 = 15,015.88/x
  3. Step 3: Cross multiply
    23,015.17x = 34,508.78 × 15,015.88
  4. Step 4: Simplify right side
    23,015.17x = 518,179,451.80
  5. Step 5: Solve for x
    x = 518,179,451.80/23,015.17
  6. Step 6: Final answer
    x = 22,514.70

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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.