Home / 14,382.04-21,572.42-3,993.56

Finding the Fourth Proportional to 14,382.04, 21,572.42 and 3,993.56

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Solution

The fourth proportional to 14,382.04, 21,572.42 and 3,993.56 is: 5,990.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.04 : 21,572.42 = 3,993.56 : x
  2. Step 2: Convert to fraction form
    14,382.04/21,572.42 = 3,993.56/x
  3. Step 3: Cross multiply
    14,382.04x = 21,572.42 × 3,993.56
  4. Step 4: Simplify right side
    14,382.04x = 86,150,753.62
  5. Step 5: Solve for x
    x = 86,150,753.62/14,382.04
  6. Step 6: Final answer
    x = 5,990.16

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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.