Home / 36,049.61-49,748.57-20,134.66

Finding the Fourth Proportional to 36,049.61, 49,748.57 and 20,134.66

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Solution

The fourth proportional to 36,049.61, 49,748.57 and 20,134.66 is: 27,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,049.61 : 49,748.57 = 20,134.66 : x
  2. Step 2: Convert to fraction form
    36,049.61/49,748.57 = 20,134.66/x
  3. Step 3: Cross multiply
    36,049.61x = 49,748.57 × 20,134.66
  4. Step 4: Simplify right side
    36,049.61x = 1,001,670,542.44
  5. Step 5: Solve for x
    x = 1,001,670,542.44/36,049.61
  6. Step 6: Final answer
    x = 27,785.89

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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.