Home / 16,780.87-25,169.68-5,094.19

Finding the Fourth Proportional to 16,780.87, 25,169.68 and 5,094.19

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Solution

The fourth proportional to 16,780.87, 25,169.68 and 5,094.19 is: 7,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.87 : 25,169.68 = 5,094.19 : x
  2. Step 2: Convert to fraction form
    16,780.87/25,169.68 = 5,094.19/x
  3. Step 3: Cross multiply
    16,780.87x = 25,169.68 × 5,094.19
  4. Step 4: Simplify right side
    16,780.87x = 128,218,980.84
  5. Step 5: Solve for x
    x = 128,218,980.84/16,780.87
  6. Step 6: Final answer
    x = 7,640.78

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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.