Home / 25,785.70-38,612.92-16,993.96

Finding the Fourth Proportional to 25,785.70, 38,612.92 and 16,993.96

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Solution

The fourth proportional to 25,785.70, 38,612.92 and 16,993.96 is: 25,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,785.70 : 38,612.92 = 16,993.96 : x
  2. Step 2: Convert to fraction form
    25,785.70/38,612.92 = 16,993.96/x
  3. Step 3: Cross multiply
    25,785.70x = 38,612.92 × 16,993.96
  4. Step 4: Simplify right side
    25,785.70x = 656,186,417.96
  5. Step 5: Solve for x
    x = 656,186,417.96/25,785.70
  6. Step 6: Final answer
    x = 25,447.69

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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.