Home / 19,160.91-28,757.76-10,849.09

Finding the Fourth Proportional to 19,160.91, 28,757.76 and 10,849.09

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Solution

The fourth proportional to 19,160.91, 28,757.76 and 10,849.09 is: 16,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.91 : 28,757.76 = 10,849.09 : x
  2. Step 2: Convert to fraction form
    19,160.91/28,757.76 = 10,849.09/x
  3. Step 3: Cross multiply
    19,160.91x = 28,757.76 × 10,849.09
  4. Step 4: Simplify right side
    19,160.91x = 311,995,526.44
  5. Step 5: Solve for x
    x = 311,995,526.44/19,160.91
  6. Step 6: Final answer
    x = 16,282.92

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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.