Home / 16,912.93-25,369.13-5,819.72

Finding the Fourth Proportional to 16,912.93, 25,369.13 and 5,819.72

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Solution

The fourth proportional to 16,912.93, 25,369.13 and 5,819.72 is: 8,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.93 : 25,369.13 = 5,819.72 : x
  2. Step 2: Convert to fraction form
    16,912.93/25,369.13 = 5,819.72/x
  3. Step 3: Cross multiply
    16,912.93x = 25,369.13 × 5,819.72
  4. Step 4: Simplify right side
    16,912.93x = 147,641,233.24
  5. Step 5: Solve for x
    x = 147,641,233.24/16,912.93
  6. Step 6: Final answer
    x = 8,729.49

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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.