Home / 25,241.42-37,820.28-15,350.78

Finding the Fourth Proportional to 25,241.42, 37,820.28 and 15,350.78

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Solution

The fourth proportional to 25,241.42, 37,820.28 and 15,350.78 is: 23,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.42 : 37,820.28 = 15,350.78 : x
  2. Step 2: Convert to fraction form
    25,241.42/37,820.28 = 15,350.78/x
  3. Step 3: Cross multiply
    25,241.42x = 37,820.28 × 15,350.78
  4. Step 4: Simplify right side
    25,241.42x = 580,570,949.93
  5. Step 5: Solve for x
    x = 580,570,949.93/25,241.42
  6. Step 6: Final answer
    x = 23,000.72

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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.