Home / 17,081.60-25,622.40-11,176.70

Finding the Fourth Proportional to 17,081.60, 25,622.40 and 11,176.70

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Solution

The fourth proportional to 17,081.60, 25,622.40 and 11,176.70 is: 16,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.60 : 25,622.40 = 11,176.70 : x
  2. Step 2: Convert to fraction form
    17,081.60/25,622.40 = 11,176.70/x
  3. Step 3: Cross multiply
    17,081.60x = 25,622.40 × 11,176.70
  4. Step 4: Simplify right side
    17,081.60x = 286,373,878.08
  5. Step 5: Solve for x
    x = 286,373,878.08/17,081.60
  6. Step 6: Final answer
    x = 16,765.05

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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.