Home / 45,546.66-68,330.10-13,961.10

Finding the Fourth Proportional to 45,546.66, 68,330.10 and 13,961.10

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Solution

The fourth proportional to 45,546.66, 68,330.10 and 13,961.10 is: 20,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,546.66 : 68,330.10 = 13,961.10 : x
  2. Step 2: Convert to fraction form
    45,546.66/68,330.10 = 13,961.10/x
  3. Step 3: Cross multiply
    45,546.66x = 68,330.10 × 13,961.10
  4. Step 4: Simplify right side
    45,546.66x = 953,963,359.11
  5. Step 5: Solve for x
    x = 953,963,359.11/45,546.66
  6. Step 6: Final answer
    x = 20,944.75

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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.