Home / 25,611.24-38,420.46-8,082.48

Finding the Fourth Proportional to 25,611.24, 38,420.46 and 8,082.48

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Solution

The fourth proportional to 25,611.24, 38,420.46 and 8,082.48 is: 12,124.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,611.24 : 38,420.46 = 8,082.48 : x
  2. Step 2: Convert to fraction form
    25,611.24/38,420.46 = 8,082.48/x
  3. Step 3: Cross multiply
    25,611.24x = 38,420.46 × 8,082.48
  4. Step 4: Simplify right side
    25,611.24x = 310,532,599.54
  5. Step 5: Solve for x
    x = 310,532,599.54/25,611.24
  6. Step 6: Final answer
    x = 12,124.86

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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.