Home / 27,872.10-41,812.23-13,082.52

Finding the Fourth Proportional to 27,872.10, 41,812.23 and 13,082.52

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Solution

The fourth proportional to 27,872.10, 41,812.23 and 13,082.52 is: 19,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,872.10 : 41,812.23 = 13,082.52 : x
  2. Step 2: Convert to fraction form
    27,872.10/41,812.23 = 13,082.52/x
  3. Step 3: Cross multiply
    27,872.10x = 41,812.23 × 13,082.52
  4. Step 4: Simplify right side
    27,872.10x = 547,009,335.22
  5. Step 5: Solve for x
    x = 547,009,335.22/27,872.10
  6. Step 6: Final answer
    x = 19,625.70

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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.