Home / 22,218.58-33,338.73-9,736.90

Finding the Fourth Proportional to 22,218.58, 33,338.73 and 9,736.90

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Solution

The fourth proportional to 22,218.58, 33,338.73 and 9,736.90 is: 14,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.58 : 33,338.73 = 9,736.90 : x
  2. Step 2: Convert to fraction form
    22,218.58/33,338.73 = 9,736.90/x
  3. Step 3: Cross multiply
    22,218.58x = 33,338.73 × 9,736.90
  4. Step 4: Simplify right side
    22,218.58x = 324,615,880.14
  5. Step 5: Solve for x
    x = 324,615,880.14/22,218.58
  6. Step 6: Final answer
    x = 14,610.11

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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.