Home / 24,915.20-34,381.68-15,483.56

Finding the Fourth Proportional to 24,915.20, 34,381.68 and 15,483.56

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Solution

The fourth proportional to 24,915.20, 34,381.68 and 15,483.56 is: 21,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,915.20 : 34,381.68 = 15,483.56 : x
  2. Step 2: Convert to fraction form
    24,915.20/34,381.68 = 15,483.56/x
  3. Step 3: Cross multiply
    24,915.20x = 34,381.68 × 15,483.56
  4. Step 4: Simplify right side
    24,915.20x = 532,350,805.18
  5. Step 5: Solve for x
    x = 532,350,805.18/24,915.20
  6. Step 6: Final answer
    x = 21,366.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.