Home / 12,256.57-18,377.43-5,500.92

Finding the Fourth Proportional to 12,256.57, 18,377.43 and 5,500.92

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Solution

The fourth proportional to 12,256.57, 18,377.43 and 5,500.92 is: 8,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.57 : 18,377.43 = 5,500.92 : x
  2. Step 2: Convert to fraction form
    12,256.57/18,377.43 = 5,500.92/x
  3. Step 3: Cross multiply
    12,256.57x = 18,377.43 × 5,500.92
  4. Step 4: Simplify right side
    12,256.57x = 101,092,772.24
  5. Step 5: Solve for x
    x = 101,092,772.24/12,256.57
  6. Step 6: Final answer
    x = 8,248.05

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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.