Home / 27,868.78-41,803.05-10,095.28

Finding the Fourth Proportional to 27,868.78, 41,803.05 and 10,095.28

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Solution

The fourth proportional to 27,868.78, 41,803.05 and 10,095.28 is: 15,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,868.78 : 41,803.05 = 10,095.28 : x
  2. Step 2: Convert to fraction form
    27,868.78/41,803.05 = 10,095.28/x
  3. Step 3: Cross multiply
    27,868.78x = 41,803.05 × 10,095.28
  4. Step 4: Simplify right side
    27,868.78x = 422,013,494.60
  5. Step 5: Solve for x
    x = 422,013,494.60/27,868.78
  6. Step 6: Final answer
    x = 15,142.88

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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.