Home / 25,522.90-38,269.46-18,797.87

Finding the Fourth Proportional to 25,522.90, 38,269.46 and 18,797.87

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Solution

The fourth proportional to 25,522.90, 38,269.46 and 18,797.87 is: 28,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.90 : 38,269.46 = 18,797.87 : x
  2. Step 2: Convert to fraction form
    25,522.90/38,269.46 = 18,797.87/x
  3. Step 3: Cross multiply
    25,522.90x = 38,269.46 × 18,797.87
  4. Step 4: Simplify right side
    25,522.90x = 719,384,476.72
  5. Step 5: Solve for x
    x = 719,384,476.72/25,522.90
  6. Step 6: Final answer
    x = 28,185.85

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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.