Home / 27,864.64-38,445.76-16,524.71

Finding the Fourth Proportional to 27,864.64, 38,445.76 and 16,524.71

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Solution

The fourth proportional to 27,864.64, 38,445.76 and 16,524.71 is: 22,799.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864.64 : 38,445.76 = 16,524.71 : x
  2. Step 2: Convert to fraction form
    27,864.64/38,445.76 = 16,524.71/x
  3. Step 3: Cross multiply
    27,864.64x = 38,445.76 × 16,524.71
  4. Step 4: Simplify right side
    27,864.64x = 635,304,863.16
  5. Step 5: Solve for x
    x = 635,304,863.16/27,864.64
  6. Step 6: Final answer
    x = 22,799.68

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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.