Home / 25,387.62-38,097.18-12,241.32

Finding the Fourth Proportional to 25,387.62, 38,097.18 and 12,241.32

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Solution

The fourth proportional to 25,387.62, 38,097.18 and 12,241.32 is: 18,369.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.62 : 38,097.18 = 12,241.32 : x
  2. Step 2: Convert to fraction form
    25,387.62/38,097.18 = 12,241.32/x
  3. Step 3: Cross multiply
    25,387.62x = 38,097.18 × 12,241.32
  4. Step 4: Simplify right side
    25,387.62x = 466,359,771.48
  5. Step 5: Solve for x
    x = 466,359,771.48/25,387.62
  6. Step 6: Final answer
    x = 18,369.57

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1.5x scale

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.