Home / 27,793.50-38,360.98-17,719.62

Finding the Fourth Proportional to 27,793.50, 38,360.98 and 17,719.62

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Solution

The fourth proportional to 27,793.50, 38,360.98 and 17,719.62 is: 24,456.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793.50 : 38,360.98 = 17,719.62 : x
  2. Step 2: Convert to fraction form
    27,793.50/38,360.98 = 17,719.62/x
  3. Step 3: Cross multiply
    27,793.50x = 38,360.98 × 17,719.62
  4. Step 4: Simplify right side
    27,793.50x = 679,741,988.43
  5. Step 5: Solve for x
    x = 679,741,988.43/27,793.50
  6. Step 6: Final answer
    x = 24,456.87

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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.