Home / 45,814.20-68,721.30-27,382.20

Finding the Fourth Proportional to 45,814.20, 68,721.30 and 27,382.20

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Solution

The fourth proportional to 45,814.20, 68,721.30 and 27,382.20 is: 41,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.20 : 68,721.30 = 27,382.20 : x
  2. Step 2: Convert to fraction form
    45,814.20/68,721.30 = 27,382.20/x
  3. Step 3: Cross multiply
    45,814.20x = 68,721.30 × 27,382.20
  4. Step 4: Simplify right side
    45,814.20x = 1,881,740,380.86
  5. Step 5: Solve for x
    x = 1,881,740,380.86/45,814.20
  6. Step 6: Final answer
    x = 41,073.30

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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.