Home / 16,768.60-25,124.10-8,859.40

Finding the Fourth Proportional to 16,768.60, 25,124.10 and 8,859.40

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Solution

The fourth proportional to 16,768.60, 25,124.10 and 8,859.40 is: 13,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.60 : 25,124.10 = 8,859.40 : x
  2. Step 2: Convert to fraction form
    16,768.60/25,124.10 = 8,859.40/x
  3. Step 3: Cross multiply
    16,768.60x = 25,124.10 × 8,859.40
  4. Step 4: Simplify right side
    16,768.60x = 222,584,451.54
  5. Step 5: Solve for x
    x = 222,584,451.54/16,768.60
  6. Step 6: Final answer
    x = 13,273.88

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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.