Home / 40,101.94-55,341.18-22,198.62

Finding the Fourth Proportional to 40,101.94, 55,341.18 and 22,198.62

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Solution

The fourth proportional to 40,101.94, 55,341.18 and 22,198.62 is: 30,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.94 : 55,341.18 = 22,198.62 : x
  2. Step 2: Convert to fraction form
    40,101.94/55,341.18 = 22,198.62/x
  3. Step 3: Cross multiply
    40,101.94x = 55,341.18 × 22,198.62
  4. Step 4: Simplify right side
    40,101.94x = 1,228,497,825.17
  5. Step 5: Solve for x
    x = 1,228,497,825.17/40,101.94
  6. Step 6: Final answer
    x = 30,634.37

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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.