Home / 27,721.92-41,599.28-10,204.05

Finding the Fourth Proportional to 27,721.92, 41,599.28 and 10,204.05

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Solution

The fourth proportional to 27,721.92, 41,599.28 and 10,204.05 is: 15,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721.92 : 41,599.28 = 10,204.05 : x
  2. Step 2: Convert to fraction form
    27,721.92/41,599.28 = 10,204.05/x
  3. Step 3: Cross multiply
    27,721.92x = 41,599.28 × 10,204.05
  4. Step 4: Simplify right side
    27,721.92x = 424,481,133.08
  5. Step 5: Solve for x
    x = 424,481,133.08/27,721.92
  6. Step 6: Final answer
    x = 15,312.11

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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.