Home / 18,200.27-25,110.10-11,032.49

Finding the Fourth Proportional to 18,200.27, 25,110.10 and 11,032.49

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Solution

The fourth proportional to 18,200.27, 25,110.10 and 11,032.49 is: 15,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.27 : 25,110.10 = 11,032.49 : x
  2. Step 2: Convert to fraction form
    18,200.27/25,110.10 = 11,032.49/x
  3. Step 3: Cross multiply
    18,200.27x = 25,110.10 × 11,032.49
  4. Step 4: Simplify right side
    18,200.27x = 277,027,003.71
  5. Step 5: Solve for x
    x = 277,027,003.71/18,200.27
  6. Step 6: Final answer
    x = 15,221.04

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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.