Home / 27,581.16-41,378.64-8,862.84

Finding the Fourth Proportional to 27,581.16, 41,378.64 and 8,862.84

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Solution

The fourth proportional to 27,581.16, 41,378.64 and 8,862.84 is: 13,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.16 : 41,378.64 = 8,862.84 : x
  2. Step 2: Convert to fraction form
    27,581.16/41,378.64 = 8,862.84/x
  3. Step 3: Cross multiply
    27,581.16x = 41,378.64 × 8,862.84
  4. Step 4: Simplify right side
    27,581.16x = 366,732,265.74
  5. Step 5: Solve for x
    x = 366,732,265.74/27,581.16
  6. Step 6: Final answer
    x = 13,296.48

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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.