Home / 16,843.92-25,268.08-5,155.12

Finding the Fourth Proportional to 16,843.92, 25,268.08 and 5,155.12

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Solution

The fourth proportional to 16,843.92, 25,268.08 and 5,155.12 is: 7,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.92 : 25,268.08 = 5,155.12 : x
  2. Step 2: Convert to fraction form
    16,843.92/25,268.08 = 5,155.12/x
  3. Step 3: Cross multiply
    16,843.92x = 25,268.08 × 5,155.12
  4. Step 4: Simplify right side
    16,843.92x = 130,259,984.57
  5. Step 5: Solve for x
    x = 130,259,984.57/16,843.92
  6. Step 6: Final answer
    x = 7,733.35

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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.