Home / 22,359.40-33,560.70-11,278.60

Finding the Fourth Proportional to 22,359.40, 33,560.70 and 11,278.60

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Solution

The fourth proportional to 22,359.40, 33,560.70 and 11,278.60 is: 16,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359.40 : 33,560.70 = 11,278.60 : x
  2. Step 2: Convert to fraction form
    22,359.40/33,560.70 = 11,278.60/x
  3. Step 3: Cross multiply
    22,359.40x = 33,560.70 × 11,278.60
  4. Step 4: Simplify right side
    22,359.40x = 378,517,711.02
  5. Step 5: Solve for x
    x = 378,517,711.02/22,359.40
  6. Step 6: Final answer
    x = 16,928.80

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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.