Home / 36,034.91-49,726.08-20,120.37

Finding the Fourth Proportional to 36,034.91, 49,726.08 and 20,120.37

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Solution

The fourth proportional to 36,034.91, 49,726.08 and 20,120.37 is: 27,764.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.91 : 49,726.08 = 20,120.37 : x
  2. Step 2: Convert to fraction form
    36,034.91/49,726.08 = 20,120.37/x
  3. Step 3: Cross multiply
    36,034.91x = 49,726.08 × 20,120.37
  4. Step 4: Simplify right side
    36,034.91x = 1,000,507,128.25
  5. Step 5: Solve for x
    x = 1,000,507,128.25/36,034.91
  6. Step 6: Final answer
    x = 27,764.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.