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Finding the Fourth Proportional to 22,182.40, 33,273.60 and 16,933.60

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Solution

The fourth proportional to 22,182.40, 33,273.60 and 16,933.60 is: 25,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.40 : 33,273.60 = 16,933.60 : x
  2. Step 2: Convert to fraction form
    22,182.40/33,273.60 = 16,933.60/x
  3. Step 3: Cross multiply
    22,182.40x = 33,273.60 × 16,933.60
  4. Step 4: Simplify right side
    22,182.40x = 563,441,832.96
  5. Step 5: Solve for x
    x = 563,441,832.96/22,182.40
  6. Step 6: Final answer
    x = 25,400.40

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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.