Home / 45,961.24-68,943.84-14,371.90

Finding the Fourth Proportional to 45,961.24, 68,943.84 and 14,371.90

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Solution

The fourth proportional to 45,961.24, 68,943.84 and 14,371.90 is: 21,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,961.24 : 68,943.84 = 14,371.90 : x
  2. Step 2: Convert to fraction form
    45,961.24/68,943.84 = 14,371.90/x
  3. Step 3: Cross multiply
    45,961.24x = 68,943.84 × 14,371.90
  4. Step 4: Simplify right side
    45,961.24x = 990,853,974.10
  5. Step 5: Solve for x
    x = 990,853,974.10/45,961.24
  6. Step 6: Final answer
    x = 21,558.47

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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.