Home / 49,380.90-68,145.14-26,719.39

Finding the Fourth Proportional to 49,380.90, 68,145.14 and 26,719.39

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Solution

The fourth proportional to 49,380.90, 68,145.14 and 26,719.39 is: 36,872.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,380.90 : 68,145.14 = 26,719.39 : x
  2. Step 2: Convert to fraction form
    49,380.90/68,145.14 = 26,719.39/x
  3. Step 3: Cross multiply
    49,380.90x = 68,145.14 × 26,719.39
  4. Step 4: Simplify right side
    49,380.90x = 1,820,796,572.26
  5. Step 5: Solve for x
    x = 1,820,796,572.26/49,380.90
  6. Step 6: Final answer
    x = 36,872.49

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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.