Home / 22,939.26-34,412.31-8,146.94

Finding the Fourth Proportional to 22,939.26, 34,412.31 and 8,146.94

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Solution

The fourth proportional to 22,939.26, 34,412.31 and 8,146.94 is: 12,221.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,939.26 : 34,412.31 = 8,146.94 : x
  2. Step 2: Convert to fraction form
    22,939.26/34,412.31 = 8,146.94/x
  3. Step 3: Cross multiply
    22,939.26x = 34,412.31 × 8,146.94
  4. Step 4: Simplify right side
    22,939.26x = 280,354,852.77
  5. Step 5: Solve for x
    x = 280,354,852.77/22,939.26
  6. Step 6: Final answer
    x = 12,221.62

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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.