Home / 22,006.04-30,367.92-12,445.76

Finding the Fourth Proportional to 22,006.04, 30,367.92 and 12,445.76

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Solution

The fourth proportional to 22,006.04, 30,367.92 and 12,445.76 is: 17,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.04 : 30,367.92 = 12,445.76 : x
  2. Step 2: Convert to fraction form
    22,006.04/30,367.92 = 12,445.76/x
  3. Step 3: Cross multiply
    22,006.04x = 30,367.92 × 12,445.76
  4. Step 4: Simplify right side
    22,006.04x = 377,951,844.02
  5. Step 5: Solve for x
    x = 377,951,844.02/22,006.04
  6. Step 6: Final answer
    x = 17,174.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.