Home / 84,351.36-126,517.32-22,026.72

Finding the Fourth Proportional to 84,351.36, 126,517.32 and 22,026.72

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Solution

The fourth proportional to 84,351.36, 126,517.32 and 22,026.72 is: 33,037.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,351.36 : 126,517.32 = 22,026.72 : x
  2. Step 2: Convert to fraction form
    84,351.36/126,517.32 = 22,026.72/x
  3. Step 3: Cross multiply
    84,351.36x = 126,517.32 × 22,026.72
  4. Step 4: Simplify right side
    84,351.36x = 2,786,761,582.79
  5. Step 5: Solve for x
    x = 2,786,761,582.79/84,351.36
  6. Step 6: Final answer
    x = 33,037.54

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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.