Home / 45,553.38-68,339.97-13,963.56

Finding the Fourth Proportional to 45,553.38, 68,339.97 and 13,963.56

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Solution

The fourth proportional to 45,553.38, 68,339.97 and 13,963.56 is: 20,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.38 : 68,339.97 = 13,963.56 : x
  2. Step 2: Convert to fraction form
    45,553.38/68,339.97 = 13,963.56/x
  3. Step 3: Cross multiply
    45,553.38x = 68,339.97 × 13,963.56
  4. Step 4: Simplify right side
    45,553.38x = 954,269,271.49
  5. Step 5: Solve for x
    x = 954,269,271.49/45,553.38
  6. Step 6: Final answer
    x = 20,948.37

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1.5x scale

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.