Home / 36,001.87-49,684.97-20,086.67

Finding the Fourth Proportional to 36,001.87, 49,684.97 and 20,086.67

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Solution

The fourth proportional to 36,001.87, 49,684.97 and 20,086.67 is: 27,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,001.87 : 49,684.97 = 20,086.67 : x
  2. Step 2: Convert to fraction form
    36,001.87/49,684.97 = 20,086.67/x
  3. Step 3: Cross multiply
    36,001.87x = 49,684.97 × 20,086.67
  4. Step 4: Simplify right side
    36,001.87x = 998,005,347.93
  5. Step 5: Solve for x
    x = 998,005,347.93/36,001.87
  6. Step 6: Final answer
    x = 27,720.93

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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.