Home / 25,446.55-38,173.43-9,865.75

Finding the Fourth Proportional to 25,446.55, 38,173.43 and 9,865.75

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Solution

The fourth proportional to 25,446.55, 38,173.43 and 9,865.75 is: 14,800.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446.55 : 38,173.43 = 9,865.75 : x
  2. Step 2: Convert to fraction form
    25,446.55/38,173.43 = 9,865.75/x
  3. Step 3: Cross multiply
    25,446.55x = 38,173.43 × 9,865.75
  4. Step 4: Simplify right side
    25,446.55x = 376,609,517.02
  5. Step 5: Solve for x
    x = 376,609,517.02/25,446.55
  6. Step 6: Final answer
    x = 14,800.02

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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.