Home / 45,490.80-68,267.46-15,908.70

Finding the Fourth Proportional to 45,490.80, 68,267.46 and 15,908.70

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Solution

The fourth proportional to 45,490.80, 68,267.46 and 15,908.70 is: 23,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.80 : 68,267.46 = 15,908.70 : x
  2. Step 2: Convert to fraction form
    45,490.80/68,267.46 = 15,908.70/x
  3. Step 3: Cross multiply
    45,490.80x = 68,267.46 × 15,908.70
  4. Step 4: Simplify right side
    45,490.80x = 1,086,046,540.90
  5. Step 5: Solve for x
    x = 1,086,046,540.90/45,490.80
  6. Step 6: Final answer
    x = 23,873.98

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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.