Home / 22,694.08-34,042.20-12,159.76

Finding the Fourth Proportional to 22,694.08, 34,042.20 and 12,159.76

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Solution

The fourth proportional to 22,694.08, 34,042.20 and 12,159.76 is: 18,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,694.08 : 34,042.20 = 12,159.76 : x
  2. Step 2: Convert to fraction form
    22,694.08/34,042.20 = 12,159.76/x
  3. Step 3: Cross multiply
    22,694.08x = 34,042.20 × 12,159.76
  4. Step 4: Simplify right side
    22,694.08x = 413,944,981.87
  5. Step 5: Solve for x
    x = 413,944,981.87/22,694.08
  6. Step 6: Final answer
    x = 18,240.22

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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.