Home / 27,375.12-37,777.68-14,799.87

Finding the Fourth Proportional to 27,375.12, 37,777.68 and 14,799.87

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Solution

The fourth proportional to 27,375.12, 37,777.68 and 14,799.87 is: 20,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.12 : 37,777.68 = 14,799.87 : x
  2. Step 2: Convert to fraction form
    27,375.12/37,777.68 = 14,799.87/x
  3. Step 3: Cross multiply
    27,375.12x = 37,777.68 × 14,799.87
  4. Step 4: Simplify right side
    27,375.12x = 559,104,752.90
  5. Step 5: Solve for x
    x = 559,104,752.90/27,375.12
  6. Step 6: Final answer
    x = 20,423.83

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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.