Home / 22,126.34-30,531.66-12,562.74

Finding the Fourth Proportional to 22,126.34, 30,531.66 and 12,562.74

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Solution

The fourth proportional to 22,126.34, 30,531.66 and 12,562.74 is: 17,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126.34 : 30,531.66 = 12,562.74 : x
  2. Step 2: Convert to fraction form
    22,126.34/30,531.66 = 12,562.74/x
  3. Step 3: Cross multiply
    22,126.34x = 30,531.66 × 12,562.74
  4. Step 4: Simplify right side
    22,126.34x = 383,561,306.35
  5. Step 5: Solve for x
    x = 383,561,306.35/22,126.34
  6. Step 6: Final answer
    x = 17,335.05

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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.