Home / 27,983.89-41,932-15,496.21

Finding the Fourth Proportional to 27,983.89, 41,932 and 15,496.21

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Solution

The fourth proportional to 27,983.89, 41,932 and 15,496.21 is: 23,220.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.89 : 41,932 = 15,496.21 : x
  2. Step 2: Convert to fraction form
    27,983.89/41,932 = 15,496.21/x
  3. Step 3: Cross multiply
    27,983.89x = 41,932 × 15,496.21
  4. Step 4: Simplify right side
    27,983.89x = 649,787,077.72
  5. Step 5: Solve for x
    x = 649,787,077.72/27,983.89
  6. Step 6: Final answer
    x = 23,220.04

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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.