Home / 38,167.74-57,233.39-11,872.71

Finding the Fourth Proportional to 38,167.74, 57,233.39 and 11,872.71

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Solution

The fourth proportional to 38,167.74, 57,233.39 and 11,872.71 is: 17,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.74 : 57,233.39 = 11,872.71 : x
  2. Step 2: Convert to fraction form
    38,167.74/57,233.39 = 11,872.71/x
  3. Step 3: Cross multiply
    38,167.74x = 57,233.39 × 11,872.71
  4. Step 4: Simplify right side
    38,167.74x = 679,515,382.42
  5. Step 5: Solve for x
    x = 679,515,382.42/38,167.74
  6. Step 6: Final answer
    x = 17,803.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.