Home / 18,514.86-25,550.40-10,016.96

Finding the Fourth Proportional to 18,514.86, 25,550.40 and 10,016.96

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Solution

The fourth proportional to 18,514.86, 25,550.40 and 10,016.96 is: 13,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.86 : 25,550.40 = 10,016.96 : x
  2. Step 2: Convert to fraction form
    18,514.86/25,550.40 = 10,016.96/x
  3. Step 3: Cross multiply
    18,514.86x = 25,550.40 × 10,016.96
  4. Step 4: Simplify right side
    18,514.86x = 255,937,334.78
  5. Step 5: Solve for x
    x = 255,937,334.78/18,514.86
  6. Step 6: Final answer
    x = 13,823.35

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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.