Home / 12,500.27-17,236.62-8,022.32

Finding the Fourth Proportional to 12,500.27, 17,236.62 and 8,022.32

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Solution

The fourth proportional to 12,500.27, 17,236.62 and 8,022.32 is: 11,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.27 : 17,236.62 = 8,022.32 : x
  2. Step 2: Convert to fraction form
    12,500.27/17,236.62 = 8,022.32/x
  3. Step 3: Cross multiply
    12,500.27x = 17,236.62 × 8,022.32
  4. Step 4: Simplify right side
    12,500.27x = 138,277,595.18
  5. Step 5: Solve for x
    x = 138,277,595.18/12,500.27
  6. Step 6: Final answer
    x = 11,061.97

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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.