Home / 22,725.29-34,015.17-12,168.92

Finding the Fourth Proportional to 22,725.29, 34,015.17 and 12,168.92

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Solution

The fourth proportional to 22,725.29, 34,015.17 and 12,168.92 is: 18,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,725.29 : 34,015.17 = 12,168.92 : x
  2. Step 2: Convert to fraction form
    22,725.29/34,015.17 = 12,168.92/x
  3. Step 3: Cross multiply
    22,725.29x = 34,015.17 × 12,168.92
  4. Step 4: Simplify right side
    22,725.29x = 413,927,882.52
  5. Step 5: Solve for x
    x = 413,927,882.52/22,725.29
  6. Step 6: Final answer
    x = 18,214.42

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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.