Home / 27,890.87-38,375.18-24,101.89

Finding the Fourth Proportional to 27,890.87, 38,375.18 and 24,101.89

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Solution

The fourth proportional to 27,890.87, 38,375.18 and 24,101.89 is: 33,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,890.87 : 38,375.18 = 24,101.89 : x
  2. Step 2: Convert to fraction form
    27,890.87/38,375.18 = 24,101.89/x
  3. Step 3: Cross multiply
    27,890.87x = 38,375.18 × 24,101.89
  4. Step 4: Simplify right side
    27,890.87x = 924,914,367.09
  5. Step 5: Solve for x
    x = 924,914,367.09/27,890.87
  6. Step 6: Final answer
    x = 33,161.90

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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.