Home / 17,170.77-23,691.65-12,446.85

Finding the Fourth Proportional to 17,170.77, 23,691.65 and 12,446.85

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Solution

The fourth proportional to 17,170.77, 23,691.65 and 12,446.85 is: 17,173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.77 : 23,691.65 = 12,446.85 : x
  2. Step 2: Convert to fraction form
    17,170.77/23,691.65 = 12,446.85/x
  3. Step 3: Cross multiply
    17,170.77x = 23,691.65 × 12,446.85
  4. Step 4: Simplify right side
    17,170.77x = 294,886,351.57
  5. Step 5: Solve for x
    x = 294,886,351.57/17,170.77
  6. Step 6: Final answer
    x = 17,173.74

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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.