Home / 27,613.62-38,101.56-17,543.70

Finding the Fourth Proportional to 27,613.62, 38,101.56 and 17,543.70

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Solution

The fourth proportional to 27,613.62, 38,101.56 and 17,543.70 is: 24,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.62 : 38,101.56 = 17,543.70 : x
  2. Step 2: Convert to fraction form
    27,613.62/38,101.56 = 17,543.70/x
  3. Step 3: Cross multiply
    27,613.62x = 38,101.56 × 17,543.70
  4. Step 4: Simplify right side
    27,613.62x = 668,442,338.17
  5. Step 5: Solve for x
    x = 668,442,338.17/27,613.62
  6. Step 6: Final answer
    x = 24,206.98

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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.