Home / 22,261.92-33,399.18-11,155.20

Finding the Fourth Proportional to 22,261.92, 33,399.18 and 11,155.20

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Solution

The fourth proportional to 22,261.92, 33,399.18 and 11,155.20 is: 16,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.92 : 33,399.18 = 11,155.20 : x
  2. Step 2: Convert to fraction form
    22,261.92/33,399.18 = 11,155.20/x
  3. Step 3: Cross multiply
    22,261.92x = 33,399.18 × 11,155.20
  4. Step 4: Simplify right side
    22,261.92x = 372,574,532.74
  5. Step 5: Solve for x
    x = 372,574,532.74/22,261.92
  6. Step 6: Final answer
    x = 16,735.96

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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.