Home / 45,589.38-68,382.02-13,998.17

Finding the Fourth Proportional to 45,589.38, 68,382.02 and 13,998.17

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Solution

The fourth proportional to 45,589.38, 68,382.02 and 13,998.17 is: 20,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,589.38 : 68,382.02 = 13,998.17 : x
  2. Step 2: Convert to fraction form
    45,589.38/68,382.02 = 13,998.17/x
  3. Step 3: Cross multiply
    45,589.38x = 68,382.02 × 13,998.17
  4. Step 4: Simplify right side
    45,589.38x = 957,222,962.21
  5. Step 5: Solve for x
    x = 957,222,962.21/45,589.38
  6. Step 6: Final answer
    x = 20,996.62

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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.