Home / 45,896.33-63,286.35-31,724.57

Finding the Fourth Proportional to 45,896.33, 63,286.35 and 31,724.57

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Solution

The fourth proportional to 45,896.33, 63,286.35 and 31,724.57 is: 43,744.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.33 : 63,286.35 = 31,724.57 : x
  2. Step 2: Convert to fraction form
    45,896.33/63,286.35 = 31,724.57/x
  3. Step 3: Cross multiply
    45,896.33x = 63,286.35 × 31,724.57
  4. Step 4: Simplify right side
    45,896.33x = 2,007,732,279.87
  5. Step 5: Solve for x
    x = 2,007,732,279.87/45,896.33
  6. Step 6: Final answer
    x = 43,744.94

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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.