Home / 54,954.28-82,440-17,522.74

Finding the Fourth Proportional to 54,954.28, 82,440 and 17,522.74

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Solution

The fourth proportional to 54,954.28, 82,440 and 17,522.74 is: 26,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954.28 : 82,440 = 17,522.74 : x
  2. Step 2: Convert to fraction form
    54,954.28/82,440 = 17,522.74/x
  3. Step 3: Cross multiply
    54,954.28x = 82,440 × 17,522.74
  4. Step 4: Simplify right side
    54,954.28x = 1,444,574,685.60
  5. Step 5: Solve for x
    x = 1,444,574,685.60/54,954.28
  6. Step 6: Final answer
    x = 26,286.85

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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.