Home / 22,398.17-30,908.68-12,325.66

Finding the Fourth Proportional to 22,398.17, 30,908.68 and 12,325.66

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Solution

The fourth proportional to 22,398.17, 30,908.68 and 12,325.66 is: 17,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,398.17 : 30,908.68 = 12,325.66 : x
  2. Step 2: Convert to fraction form
    22,398.17/30,908.68 = 12,325.66/x
  3. Step 3: Cross multiply
    22,398.17x = 30,908.68 × 12,325.66
  4. Step 4: Simplify right side
    22,398.17x = 380,969,772.64
  5. Step 5: Solve for x
    x = 380,969,772.64/22,398.17
  6. Step 6: Final answer
    x = 17,008.97

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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.