Home / 55,564.93-76,679.91-30,414.43

Finding the Fourth Proportional to 55,564.93, 76,679.91 and 30,414.43

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Solution

The fourth proportional to 55,564.93, 76,679.91 and 30,414.43 is: 41,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,564.93 : 76,679.91 = 30,414.43 : x
  2. Step 2: Convert to fraction form
    55,564.93/76,679.91 = 30,414.43/x
  3. Step 3: Cross multiply
    55,564.93x = 76,679.91 × 30,414.43
  4. Step 4: Simplify right side
    55,564.93x = 2,332,175,755.10
  5. Step 5: Solve for x
    x = 2,332,175,755.10/55,564.93
  6. Step 6: Final answer
    x = 41,972.08

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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.