Home / 18,382.60-25,342.77-16,514.34

Finding the Fourth Proportional to 18,382.60, 25,342.77 and 16,514.34

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Solution

The fourth proportional to 18,382.60, 25,342.77 and 16,514.34 is: 22,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.60 : 25,342.77 = 16,514.34 : x
  2. Step 2: Convert to fraction form
    18,382.60/25,342.77 = 16,514.34/x
  3. Step 3: Cross multiply
    18,382.60x = 25,342.77 × 16,514.34
  4. Step 4: Simplify right side
    18,382.60x = 418,519,120.32
  5. Step 5: Solve for x
    x = 418,519,120.32/18,382.60
  6. Step 6: Final answer
    x = 22,767.13

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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.