Home / 22,273.57-30,737.73-12,842.13

Finding the Fourth Proportional to 22,273.57, 30,737.73 and 12,842.13

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Solution

The fourth proportional to 22,273.57, 30,737.73 and 12,842.13 is: 17,722.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.57 : 30,737.73 = 12,842.13 : x
  2. Step 2: Convert to fraction form
    22,273.57/30,737.73 = 12,842.13/x
  3. Step 3: Cross multiply
    22,273.57x = 30,737.73 × 12,842.13
  4. Step 4: Simplify right side
    22,273.57x = 394,737,924.56
  5. Step 5: Solve for x
    x = 394,737,924.56/22,273.57
  6. Step 6: Final answer
    x = 17,722.26

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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.