Home / 33,098.96-49,648.32-13,377.28

Finding the Fourth Proportional to 33,098.96, 49,648.32 and 13,377.28

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Solution

The fourth proportional to 33,098.96, 49,648.32 and 13,377.28 is: 20,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,098.96 : 49,648.32 = 13,377.28 : x
  2. Step 2: Convert to fraction form
    33,098.96/49,648.32 = 13,377.28/x
  3. Step 3: Cross multiply
    33,098.96x = 49,648.32 × 13,377.28
  4. Step 4: Simplify right side
    33,098.96x = 664,159,478.17
  5. Step 5: Solve for x
    x = 664,159,478.17/33,098.96
  6. Step 6: Final answer
    x = 20,065.87

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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.