Home / 18,514.97-25,550.55-10,017.06

Finding the Fourth Proportional to 18,514.97, 25,550.55 and 10,017.06

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Solution

The fourth proportional to 18,514.97, 25,550.55 and 10,017.06 is: 13,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.97 : 25,550.55 = 10,017.06 : x
  2. Step 2: Convert to fraction form
    18,514.97/25,550.55 = 10,017.06/x
  3. Step 3: Cross multiply
    18,514.97x = 25,550.55 × 10,017.06
  4. Step 4: Simplify right side
    18,514.97x = 255,941,392.38
  5. Step 5: Solve for x
    x = 255,941,392.38/18,514.97
  6. Step 6: Final answer
    x = 13,823.48

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Double scale
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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.