Home / 36,197.19-49,952.39-21,857.67

Finding the Fourth Proportional to 36,197.19, 49,952.39 and 21,857.67

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Solution

The fourth proportional to 36,197.19, 49,952.39 and 21,857.67 is: 30,163.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.19 : 49,952.39 = 21,857.67 : x
  2. Step 2: Convert to fraction form
    36,197.19/49,952.39 = 21,857.67/x
  3. Step 3: Cross multiply
    36,197.19x = 49,952.39 × 21,857.67
  4. Step 4: Simplify right side
    36,197.19x = 1,091,842,747.04
  5. Step 5: Solve for x
    x = 1,091,842,747.04/36,197.19
  6. Step 6: Final answer
    x = 30,163.74

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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.