Home / 36,208.28-49,964.67-20,289.66

Finding the Fourth Proportional to 36,208.28, 49,964.67 and 20,289.66

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Solution

The fourth proportional to 36,208.28, 49,964.67 and 20,289.66 is: 27,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.28 : 49,964.67 = 20,289.66 : x
  2. Step 2: Convert to fraction form
    36,208.28/49,964.67 = 20,289.66/x
  3. Step 3: Cross multiply
    36,208.28x = 49,964.67 × 20,289.66
  4. Step 4: Simplify right side
    36,208.28x = 1,013,766,166.31
  5. Step 5: Solve for x
    x = 1,013,766,166.31/36,208.28
  6. Step 6: Final answer
    x = 27,998.19

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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.