Home / 16,712.60-25,019.66-12,349.56

Finding the Fourth Proportional to 16,712.60, 25,019.66 and 12,349.56

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Solution

The fourth proportional to 16,712.60, 25,019.66 and 12,349.56 is: 18,487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.60 : 25,019.66 = 12,349.56 : x
  2. Step 2: Convert to fraction form
    16,712.60/25,019.66 = 12,349.56/x
  3. Step 3: Cross multiply
    16,712.60x = 25,019.66 × 12,349.56
  4. Step 4: Simplify right side
    16,712.60x = 308,981,792.35
  5. Step 5: Solve for x
    x = 308,981,792.35/16,712.60
  6. Step 6: Final answer
    x = 18,487.95

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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.