Home / 16,914.45-25,370.92-5,821.20

Finding the Fourth Proportional to 16,914.45, 25,370.92 and 5,821.20

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Solution

The fourth proportional to 16,914.45, 25,370.92 and 5,821.20 is: 8,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,914.45 : 25,370.92 = 5,821.20 : x
  2. Step 2: Convert to fraction form
    16,914.45/25,370.92 = 5,821.20/x
  3. Step 3: Cross multiply
    16,914.45x = 25,370.92 × 5,821.20
  4. Step 4: Simplify right side
    16,914.45x = 147,689,206.78
  5. Step 5: Solve for x
    x = 147,689,206.78/16,914.45
  6. Step 6: Final answer
    x = 8,731.54

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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.