Home / 14,367.38-21,552.57-3,979.13

Finding the Fourth Proportional to 14,367.38, 21,552.57 and 3,979.13

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Solution

The fourth proportional to 14,367.38, 21,552.57 and 3,979.13 is: 5,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.38 : 21,552.57 = 3,979.13 : x
  2. Step 2: Convert to fraction form
    14,367.38/21,552.57 = 3,979.13/x
  3. Step 3: Cross multiply
    14,367.38x = 21,552.57 × 3,979.13
  4. Step 4: Simplify right side
    14,367.38x = 85,760,477.86
  5. Step 5: Solve for x
    x = 85,760,477.86/14,367.38
  6. Step 6: Final answer
    x = 5,969.11

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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.