Home / 22,066.30-33,099.38-8,918.52

Finding the Fourth Proportional to 22,066.30, 33,099.38 and 8,918.52

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Solution

The fourth proportional to 22,066.30, 33,099.38 and 8,918.52 is: 13,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.30 : 33,099.38 = 8,918.52 : x
  2. Step 2: Convert to fraction form
    22,066.30/33,099.38 = 8,918.52/x
  3. Step 3: Cross multiply
    22,066.30x = 33,099.38 × 8,918.52
  4. Step 4: Simplify right side
    22,066.30x = 295,197,482.52
  5. Step 5: Solve for x
    x = 295,197,482.52/22,066.30
  6. Step 6: Final answer
    x = 13,377.75

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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.