Home / 22,275.62-30,740.24-12,204.12

Finding the Fourth Proportional to 22,275.62, 30,740.24 and 12,204.12

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Solution

The fourth proportional to 22,275.62, 30,740.24 and 12,204.12 is: 16,841.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.62 : 30,740.24 = 12,204.12 : x
  2. Step 2: Convert to fraction form
    22,275.62/30,740.24 = 12,204.12/x
  3. Step 3: Cross multiply
    22,275.62x = 30,740.24 × 12,204.12
  4. Step 4: Simplify right side
    22,275.62x = 375,157,516.77
  5. Step 5: Solve for x
    x = 375,157,516.77/22,275.62
  6. Step 6: Final answer
    x = 16,841.62

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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.