Home / 22,273.80-33,356.70-11,862.60

Finding the Fourth Proportional to 22,273.80, 33,356.70 and 11,862.60

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Solution

The fourth proportional to 22,273.80, 33,356.70 and 11,862.60 is: 17,765.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.80 : 33,356.70 = 11,862.60 : x
  2. Step 2: Convert to fraction form
    22,273.80/33,356.70 = 11,862.60/x
  3. Step 3: Cross multiply
    22,273.80x = 33,356.70 × 11,862.60
  4. Step 4: Simplify right side
    22,273.80x = 395,697,189.42
  5. Step 5: Solve for x
    x = 395,697,189.42/22,273.80
  6. Step 6: Final answer
    x = 17,765.14

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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.