Home / 45,631.82-68,391.22-25,850.41

Finding the Fourth Proportional to 45,631.82, 68,391.22 and 25,850.41

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Solution

The fourth proportional to 45,631.82, 68,391.22 and 25,850.41 is: 38,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.82 : 68,391.22 = 25,850.41 : x
  2. Step 2: Convert to fraction form
    45,631.82/68,391.22 = 25,850.41/x
  3. Step 3: Cross multiply
    45,631.82x = 68,391.22 × 25,850.41
  4. Step 4: Simplify right side
    45,631.82x = 1,767,941,077.40
  5. Step 5: Solve for x
    x = 1,767,941,077.40/45,631.82
  6. Step 6: Final answer
    x = 38,743.60

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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.