Home / 27,588.28-41,384.84-8,870

Finding the Fourth Proportional to 27,588.28, 41,384.84 and 8,870

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Solution

The fourth proportional to 27,588.28, 41,384.84 and 8,870 is: 13,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,588.28 : 41,384.84 = 8,870 : x
  2. Step 2: Convert to fraction form
    27,588.28/41,384.84 = 8,870/x
  3. Step 3: Cross multiply
    27,588.28x = 41,384.84 × 8,870
  4. Step 4: Simplify right side
    27,588.28x = 367,083,530.80
  5. Step 5: Solve for x
    x = 367,083,530.80/27,588.28
  6. Step 6: Final answer
    x = 13,305.78

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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.