Home / 84,664.77-126,984.20-22,340.13

Finding the Fourth Proportional to 84,664.77, 126,984.20 and 22,340.13

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Solution

The fourth proportional to 84,664.77, 126,984.20 and 22,340.13 is: 33,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,664.77 : 126,984.20 = 22,340.13 : x
  2. Step 2: Convert to fraction form
    84,664.77/126,984.20 = 22,340.13/x
  3. Step 3: Cross multiply
    84,664.77x = 126,984.20 × 22,340.13
  4. Step 4: Simplify right side
    84,664.77x = 2,836,843,424.25
  5. Step 5: Solve for x
    x = 2,836,843,424.25/84,664.77
  6. Step 6: Final answer
    x = 33,506.78

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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.