Home / 22,619.48-33,912.81-15,205.55

Finding the Fourth Proportional to 22,619.48, 33,912.81 and 15,205.55

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Solution

The fourth proportional to 22,619.48, 33,912.81 and 15,205.55 is: 22,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,619.48 : 33,912.81 = 15,205.55 : x
  2. Step 2: Convert to fraction form
    22,619.48/33,912.81 = 15,205.55/x
  3. Step 3: Cross multiply
    22,619.48x = 33,912.81 × 15,205.55
  4. Step 4: Simplify right side
    22,619.48x = 515,662,758.53
  5. Step 5: Solve for x
    x = 515,662,758.53/22,619.48
  6. Step 6: Final answer
    x = 22,797.29

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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.