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Finding the Fourth Proportional to 36,326.94, 50,129.91 and 22,203.42

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Solution

The fourth proportional to 36,326.94, 50,129.91 and 22,203.42 is: 30,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,326.94 : 50,129.91 = 22,203.42 : x
  2. Step 2: Convert to fraction form
    36,326.94/50,129.91 = 22,203.42/x
  3. Step 3: Cross multiply
    36,326.94x = 50,129.91 × 22,203.42
  4. Step 4: Simplify right side
    36,326.94x = 1,113,055,446.29
  5. Step 5: Solve for x
    x = 1,113,055,446.29/36,326.94
  6. Step 6: Final answer
    x = 30,639.95

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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.