Home / 16,781.92-25,173.65-11,873.50

Finding the Fourth Proportional to 16,781.92, 25,173.65 and 11,873.50

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Solution

The fourth proportional to 16,781.92, 25,173.65 and 11,873.50 is: 17,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.92 : 25,173.65 = 11,873.50 : x
  2. Step 2: Convert to fraction form
    16,781.92/25,173.65 = 11,873.50/x
  3. Step 3: Cross multiply
    16,781.92x = 25,173.65 × 11,873.50
  4. Step 4: Simplify right side
    16,781.92x = 298,899,333.28
  5. Step 5: Solve for x
    x = 298,899,333.28/16,781.92
  6. Step 6: Final answer
    x = 17,810.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.