Home / 22,829.76-34,255.49-15,820.56

Finding the Fourth Proportional to 22,829.76, 34,255.49 and 15,820.56

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Solution

The fourth proportional to 22,829.76, 34,255.49 and 15,820.56 is: 23,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,829.76 : 34,255.49 = 15,820.56 : x
  2. Step 2: Convert to fraction form
    22,829.76/34,255.49 = 15,820.56/x
  3. Step 3: Cross multiply
    22,829.76x = 34,255.49 × 15,820.56
  4. Step 4: Simplify right side
    22,829.76x = 541,940,903.15
  5. Step 5: Solve for x
    x = 541,940,903.15/22,829.76
  6. Step 6: Final answer
    x = 23,738.36

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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.