Home / 15,310.35-22,944.12-8,275.20

Finding the Fourth Proportional to 15,310.35, 22,944.12 and 8,275.20

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Solution

The fourth proportional to 15,310.35, 22,944.12 and 8,275.20 is: 12,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.35 : 22,944.12 = 8,275.20 : x
  2. Step 2: Convert to fraction form
    15,310.35/22,944.12 = 8,275.20/x
  3. Step 3: Cross multiply
    15,310.35x = 22,944.12 × 8,275.20
  4. Step 4: Simplify right side
    15,310.35x = 189,867,181.82
  5. Step 5: Solve for x
    x = 189,867,181.82/15,310.35
  6. Step 6: Final answer
    x = 12,401.23

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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.