Home / 15,414.45-23,102.51-8,014.56

Finding the Fourth Proportional to 15,414.45, 23,102.51 and 8,014.56

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Solution

The fourth proportional to 15,414.45, 23,102.51 and 8,014.56 is: 12,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.45 : 23,102.51 = 8,014.56 : x
  2. Step 2: Convert to fraction form
    15,414.45/23,102.51 = 8,014.56/x
  3. Step 3: Cross multiply
    15,414.45x = 23,102.51 × 8,014.56
  4. Step 4: Simplify right side
    15,414.45x = 185,156,412.47
  5. Step 5: Solve for x
    x = 185,156,412.47/15,414.45
  6. Step 6: Final answer
    x = 12,011.87

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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.