Home / 22,221.75-33,332.58-8,900.73

Finding the Fourth Proportional to 22,221.75, 33,332.58 and 8,900.73

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Solution

The fourth proportional to 22,221.75, 33,332.58 and 8,900.73 is: 13,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221.75 : 33,332.58 = 8,900.73 : x
  2. Step 2: Convert to fraction form
    22,221.75/33,332.58 = 8,900.73/x
  3. Step 3: Cross multiply
    22,221.75x = 33,332.58 × 8,900.73
  4. Step 4: Simplify right side
    22,221.75x = 296,684,294.78
  5. Step 5: Solve for x
    x = 296,684,294.78/22,221.75
  6. Step 6: Final answer
    x = 13,351.08

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Double scale
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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.