Home / 27,719.12-41,563.56-9,947.36

Finding the Fourth Proportional to 27,719.12, 41,563.56 and 9,947.36

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Solution

The fourth proportional to 27,719.12, 41,563.56 and 9,947.36 is: 14,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.12 : 41,563.56 = 9,947.36 : x
  2. Step 2: Convert to fraction form
    27,719.12/41,563.56 = 9,947.36/x
  3. Step 3: Cross multiply
    27,719.12x = 41,563.56 × 9,947.36
  4. Step 4: Simplify right side
    27,719.12x = 413,447,694.20
  5. Step 5: Solve for x
    x = 413,447,694.20/27,719.12
  6. Step 6: Final answer
    x = 14,915.61

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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.