Home / 29,965.81-44,976.32-15,185.20

Finding the Fourth Proportional to 29,965.81, 44,976.32 and 15,185.20

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Solution

The fourth proportional to 29,965.81, 44,976.32 and 15,185.20 is: 22,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,965.81 : 44,976.32 = 15,185.20 : x
  2. Step 2: Convert to fraction form
    29,965.81/44,976.32 = 15,185.20/x
  3. Step 3: Cross multiply
    29,965.81x = 44,976.32 × 15,185.20
  4. Step 4: Simplify right side
    29,965.81x = 682,974,414.46
  5. Step 5: Solve for x
    x = 682,974,414.46/29,965.81
  6. Step 6: Final answer
    x = 22,791.79

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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.