Home / 22,308.39-33,450.10-9,169.99

Finding the Fourth Proportional to 22,308.39, 33,450.10 and 9,169.99

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Solution

The fourth proportional to 22,308.39, 33,450.10 and 9,169.99 is: 13,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,308.39 : 33,450.10 = 9,169.99 : x
  2. Step 2: Convert to fraction form
    22,308.39/33,450.10 = 9,169.99/x
  3. Step 3: Cross multiply
    22,308.39x = 33,450.10 × 9,169.99
  4. Step 4: Simplify right side
    22,308.39x = 306,736,975.95
  5. Step 5: Solve for x
    x = 306,736,975.95/22,308.39
  6. Step 6: Final answer
    x = 13,749.85

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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.