Home / 55,620.46-83,443.35-18,180.04

Finding the Fourth Proportional to 55,620.46, 83,443.35 and 18,180.04

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Solution

The fourth proportional to 55,620.46, 83,443.35 and 18,180.04 is: 27,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,620.46 : 83,443.35 = 18,180.04 : x
  2. Step 2: Convert to fraction form
    55,620.46/83,443.35 = 18,180.04/x
  3. Step 3: Cross multiply
    55,620.46x = 83,443.35 × 18,180.04
  4. Step 4: Simplify right side
    55,620.46x = 1,517,003,440.73
  5. Step 5: Solve for x
    x = 1,517,003,440.73/55,620.46
  6. Step 6: Final answer
    x = 27,274.20

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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.