Home / 21,398.27-32,105.01-9,550.97

Finding the Fourth Proportional to 21,398.27, 32,105.01 and 9,550.97

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Solution

The fourth proportional to 21,398.27, 32,105.01 and 9,550.97 is: 14,329.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,398.27 : 32,105.01 = 9,550.97 : x
  2. Step 2: Convert to fraction form
    21,398.27/32,105.01 = 9,550.97/x
  3. Step 3: Cross multiply
    21,398.27x = 32,105.01 × 9,550.97
  4. Step 4: Simplify right side
    21,398.27x = 306,633,939.60
  5. Step 5: Solve for x
    x = 306,633,939.60/21,398.27
  6. Step 6: Final answer
    x = 14,329.85

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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.