Home / 27,876.24-41,785.12-9,151.48

Finding the Fourth Proportional to 27,876.24, 41,785.12 and 9,151.48

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Solution

The fourth proportional to 27,876.24, 41,785.12 and 9,151.48 is: 13,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,876.24 : 41,785.12 = 9,151.48 : x
  2. Step 2: Convert to fraction form
    27,876.24/41,785.12 = 9,151.48/x
  3. Step 3: Cross multiply
    27,876.24x = 41,785.12 × 9,151.48
  4. Step 4: Simplify right side
    27,876.24x = 382,395,689.98
  5. Step 5: Solve for x
    x = 382,395,689.98/27,876.24
  6. Step 6: Final answer
    x = 13,717.62

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1.5x scale

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.