Home / 14,382.82-21,570.97-5,613.22

Finding the Fourth Proportional to 14,382.82, 21,570.97 and 5,613.22

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Solution

The fourth proportional to 14,382.82, 21,570.97 and 5,613.22 is: 8,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.82 : 21,570.97 = 5,613.22 : x
  2. Step 2: Convert to fraction form
    14,382.82/21,570.97 = 5,613.22/x
  3. Step 3: Cross multiply
    14,382.82x = 21,570.97 × 5,613.22
  4. Step 4: Simplify right side
    14,382.82x = 121,082,600.22
  5. Step 5: Solve for x
    x = 121,082,600.22/14,382.82
  6. Step 6: Final answer
    x = 8,418.56

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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.