Home / 16,540.38-22,822.11-9,828.27

Finding the Fourth Proportional to 16,540.38, 22,822.11 and 9,828.27

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Solution

The fourth proportional to 16,540.38, 22,822.11 and 9,828.27 is: 13,560.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.38 : 22,822.11 = 9,828.27 : x
  2. Step 2: Convert to fraction form
    16,540.38/22,822.11 = 9,828.27/x
  3. Step 3: Cross multiply
    16,540.38x = 22,822.11 × 9,828.27
  4. Step 4: Simplify right side
    16,540.38x = 224,301,859.05
  5. Step 5: Solve for x
    x = 224,301,859.05/16,540.38
  6. Step 6: Final answer
    x = 13,560.86

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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.