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Finding the Fourth Proportional to 22,998.27, 34,521.51 and 20,382.51

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Solution

The fourth proportional to 22,998.27, 34,521.51 and 20,382.51 is: 30,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,998.27 : 34,521.51 = 20,382.51 : x
  2. Step 2: Convert to fraction form
    22,998.27/34,521.51 = 20,382.51/x
  3. Step 3: Cross multiply
    22,998.27x = 34,521.51 × 20,382.51
  4. Step 4: Simplify right side
    22,998.27x = 703,635,022.79
  5. Step 5: Solve for x
    x = 703,635,022.79/22,998.27
  6. Step 6: Final answer
    x = 30,595.13

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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.