Home / 22,237.92-30,693.96-13,747.32

Finding the Fourth Proportional to 22,237.92, 30,693.96 and 13,747.32

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Solution

The fourth proportional to 22,237.92, 30,693.96 and 13,747.32 is: 18,974.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.92 : 30,693.96 = 13,747.32 : x
  2. Step 2: Convert to fraction form
    22,237.92/30,693.96 = 13,747.32/x
  3. Step 3: Cross multiply
    22,237.92x = 30,693.96 × 13,747.32
  4. Step 4: Simplify right side
    22,237.92x = 421,959,690.19
  5. Step 5: Solve for x
    x = 421,959,690.19/22,237.92
  6. Step 6: Final answer
    x = 18,974.78

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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.