Home / 22,133.54-33,141.72-18,255.26

Finding the Fourth Proportional to 22,133.54, 33,141.72 and 18,255.26

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Solution

The fourth proportional to 22,133.54, 33,141.72 and 18,255.26 is: 27,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,133.54 : 33,141.72 = 18,255.26 : x
  2. Step 2: Convert to fraction form
    22,133.54/33,141.72 = 18,255.26/x
  3. Step 3: Cross multiply
    22,133.54x = 33,141.72 × 18,255.26
  4. Step 4: Simplify right side
    22,133.54x = 605,010,715.45
  5. Step 5: Solve for x
    x = 605,010,715.45/22,133.54
  6. Step 6: Final answer
    x = 27,334.57

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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.