Home / 22,190.72-33,282.48-7,399.76

Finding the Fourth Proportional to 22,190.72, 33,282.48 and 7,399.76

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Solution

The fourth proportional to 22,190.72, 33,282.48 and 7,399.76 is: 11,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.72 : 33,282.48 = 7,399.76 : x
  2. Step 2: Convert to fraction form
    22,190.72/33,282.48 = 7,399.76/x
  3. Step 3: Cross multiply
    22,190.72x = 33,282.48 × 7,399.76
  4. Step 4: Simplify right side
    22,190.72x = 246,282,364.20
  5. Step 5: Solve for x
    x = 246,282,364.20/22,190.72
  6. Step 6: Final answer
    x = 11,098.44

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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.