Home / 45,944.12-68,918.00-14,375.39

Finding the Fourth Proportional to 45,944.12, 68,918.00 and 14,375.39

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Solution

The fourth proportional to 45,944.12, 68,918.00 and 14,375.39 is: 21,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,944.12 : 68,918.00 = 14,375.39 : x
  2. Step 2: Convert to fraction form
    45,944.12/68,918.00 = 14,375.39/x
  3. Step 3: Cross multiply
    45,944.12x = 68,918.00 × 14,375.39
  4. Step 4: Simplify right side
    45,944.12x = 990,722,711.55
  5. Step 5: Solve for x
    x = 990,722,711.55/45,944.12
  6. Step 6: Final answer
    x = 21,563.65

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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.