Home / 36,849.38-55,274.42-9,147.38

Finding the Fourth Proportional to 36,849.38, 55,274.42 and 9,147.38

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Solution

The fourth proportional to 36,849.38, 55,274.42 and 9,147.38 is: 13,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,849.38 : 55,274.42 = 9,147.38 : x
  2. Step 2: Convert to fraction form
    36,849.38/55,274.42 = 9,147.38/x
  3. Step 3: Cross multiply
    36,849.38x = 55,274.42 × 9,147.38
  4. Step 4: Simplify right side
    36,849.38x = 505,615,870.52
  5. Step 5: Solve for x
    x = 505,615,870.52/36,849.38
  6. Step 6: Final answer
    x = 13,721.15

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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.