Home / 55,621.92-83,426.40-22,340.64

Finding the Fourth Proportional to 55,621.92, 83,426.40 and 22,340.64

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Solution

The fourth proportional to 55,621.92, 83,426.40 and 22,340.64 is: 33,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,621.92 : 83,426.40 = 22,340.64 : x
  2. Step 2: Convert to fraction form
    55,621.92/83,426.40 = 22,340.64/x
  3. Step 3: Cross multiply
    55,621.92x = 83,426.40 × 22,340.64
  4. Step 4: Simplify right side
    55,621.92x = 1,863,799,168.90
  5. Step 5: Solve for x
    x = 1,863,799,168.90/55,621.92
  6. Step 6: Final answer
    x = 33,508.36

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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.