Home / 22,288.96-33,234.17-21,676.60

Finding the Fourth Proportional to 22,288.96, 33,234.17 and 21,676.60

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Solution

The fourth proportional to 22,288.96, 33,234.17 and 21,676.60 is: 32,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.96 : 33,234.17 = 21,676.60 : x
  2. Step 2: Convert to fraction form
    22,288.96/33,234.17 = 21,676.60/x
  3. Step 3: Cross multiply
    22,288.96x = 33,234.17 × 21,676.60
  4. Step 4: Simplify right side
    22,288.96x = 720,403,809.42
  5. Step 5: Solve for x
    x = 720,403,809.42/22,288.96
  6. Step 6: Final answer
    x = 32,321.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.