Home / 54,821.11-75,653.11-29,670.61

Finding the Fourth Proportional to 54,821.11, 75,653.11 and 29,670.61

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Solution

The fourth proportional to 54,821.11, 75,653.11 and 29,670.61 is: 40,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,821.11 : 75,653.11 = 29,670.61 : x
  2. Step 2: Convert to fraction form
    54,821.11/75,653.11 = 29,670.61/x
  3. Step 3: Cross multiply
    54,821.11x = 75,653.11 × 29,670.61
  4. Step 4: Simplify right side
    54,821.11x = 2,244,673,922.10
  5. Step 5: Solve for x
    x = 2,244,673,922.10/54,821.11
  6. Step 6: Final answer
    x = 40,945.43

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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.