Home / 33,622.11-50,403.09-13,888.08

Finding the Fourth Proportional to 33,622.11, 50,403.09 and 13,888.08

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Solution

The fourth proportional to 33,622.11, 50,403.09 and 13,888.08 is: 20,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,622.11 : 50,403.09 = 13,888.08 : x
  2. Step 2: Convert to fraction form
    33,622.11/50,403.09 = 13,888.08/x
  3. Step 3: Cross multiply
    33,622.11x = 50,403.09 × 13,888.08
  4. Step 4: Simplify right side
    33,622.11x = 700,002,146.17
  5. Step 5: Solve for x
    x = 700,002,146.17/33,622.11
  6. Step 6: Final answer
    x = 20,819.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.