Home / 17,987.85-24,816.18-11,612.73

Finding the Fourth Proportional to 17,987.85, 24,816.18 and 11,612.73

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Solution

The fourth proportional to 17,987.85, 24,816.18 and 11,612.73 is: 16,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.85 : 24,816.18 = 11,612.73 : x
  2. Step 2: Convert to fraction form
    17,987.85/24,816.18 = 11,612.73/x
  3. Step 3: Cross multiply
    17,987.85x = 24,816.18 × 11,612.73
  4. Step 4: Simplify right side
    17,987.85x = 288,183,597.97
  5. Step 5: Solve for x
    x = 288,183,597.97/17,987.85
  6. Step 6: Final answer
    x = 16,021.01

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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.