Home / 13,382.01-18,467.17-7,414.07

Finding the Fourth Proportional to 13,382.01, 18,467.17 and 7,414.07

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Solution

The fourth proportional to 13,382.01, 18,467.17 and 7,414.07 is: 10,231.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.01 : 18,467.17 = 7,414.07 : x
  2. Step 2: Convert to fraction form
    13,382.01/18,467.17 = 7,414.07/x
  3. Step 3: Cross multiply
    13,382.01x = 18,467.17 × 7,414.07
  4. Step 4: Simplify right side
    13,382.01x = 136,916,891.08
  5. Step 5: Solve for x
    x = 136,916,891.08/13,382.01
  6. Step 6: Final answer
    x = 10,231.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.