Home / 22,154.61-30,573.45-12,082.97

Finding the Fourth Proportional to 22,154.61, 30,573.45 and 12,082.97

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Solution

The fourth proportional to 22,154.61, 30,573.45 and 12,082.97 is: 16,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.61 : 30,573.45 = 12,082.97 : x
  2. Step 2: Convert to fraction form
    22,154.61/30,573.45 = 12,082.97/x
  3. Step 3: Cross multiply
    22,154.61x = 30,573.45 × 12,082.97
  4. Step 4: Simplify right side
    22,154.61x = 369,418,155.58
  5. Step 5: Solve for x
    x = 369,418,155.58/22,154.61
  6. Step 6: Final answer
    x = 16,674.55

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Half scale
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Double 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.