Home / 22,264.40-30,717.42-12,832.76

Finding the Fourth Proportional to 22,264.40, 30,717.42 and 12,832.76

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Solution

The fourth proportional to 22,264.40, 30,717.42 and 12,832.76 is: 17,704.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,264.40 : 30,717.42 = 12,832.76 : x
  2. Step 2: Convert to fraction form
    22,264.40/30,717.42 = 12,832.76/x
  3. Step 3: Cross multiply
    22,264.40x = 30,717.42 × 12,832.76
  4. Step 4: Simplify right side
    22,264.40x = 394,189,278.68
  5. Step 5: Solve for x
    x = 394,189,278.68/22,264.40
  6. Step 6: Final answer
    x = 17,704.91

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Half scale
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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.