Home / 22,469.28-33,705.81-7,679.22

Finding the Fourth Proportional to 22,469.28, 33,705.81 and 7,679.22

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Solution

The fourth proportional to 22,469.28, 33,705.81 and 7,679.22 is: 11,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,469.28 : 33,705.81 = 7,679.22 : x
  2. Step 2: Convert to fraction form
    22,469.28/33,705.81 = 7,679.22/x
  3. Step 3: Cross multiply
    22,469.28x = 33,705.81 × 7,679.22
  4. Step 4: Simplify right side
    22,469.28x = 258,834,330.27
  5. Step 5: Solve for x
    x = 258,834,330.27/22,469.28
  6. Step 6: Final answer
    x = 11,519.48

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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.