Home / 22,255.23-33,356.88-18,102.68

Finding the Fourth Proportional to 22,255.23, 33,356.88 and 18,102.68

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Solution

The fourth proportional to 22,255.23, 33,356.88 and 18,102.68 is: 27,132.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255.23 : 33,356.88 = 18,102.68 : x
  2. Step 2: Convert to fraction form
    22,255.23/33,356.88 = 18,102.68/x
  3. Step 3: Cross multiply
    22,255.23x = 33,356.88 × 18,102.68
  4. Step 4: Simplify right side
    22,255.23x = 603,848,757.65
  5. Step 5: Solve for x
    x = 603,848,757.65/22,255.23
  6. Step 6: Final answer
    x = 27,132.89

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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.