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Finding the Fourth Proportional to 22,550.13, 33,825.17 and 7,759.17

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Solution

The fourth proportional to 22,550.13, 33,825.17 and 7,759.17 is: 11,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,550.13 : 33,825.17 = 7,759.17 : x
  2. Step 2: Convert to fraction form
    22,550.13/33,825.17 = 7,759.17/x
  3. Step 3: Cross multiply
    22,550.13x = 33,825.17 × 7,759.17
  4. Step 4: Simplify right side
    22,550.13x = 262,455,205.51
  5. Step 5: Solve for x
    x = 262,455,205.51/22,550.13
  6. Step 6: Final answer
    x = 11,638.74

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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.