Home / 36,163.38-49,901.10-21,053.61

Finding the Fourth Proportional to 36,163.38, 49,901.10 and 21,053.61

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Solution

The fourth proportional to 36,163.38, 49,901.10 and 21,053.61 is: 29,051.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.38 : 49,901.10 = 21,053.61 : x
  2. Step 2: Convert to fraction form
    36,163.38/49,901.10 = 21,053.61/x
  3. Step 3: Cross multiply
    36,163.38x = 49,901.10 × 21,053.61
  4. Step 4: Simplify right side
    36,163.38x = 1,050,598,297.97
  5. Step 5: Solve for x
    x = 1,050,598,297.97/36,163.38
  6. Step 6: Final answer
    x = 29,051.44

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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.