Home / 22,361.40-33,563.70-11,280.60

Finding the Fourth Proportional to 22,361.40, 33,563.70 and 11,280.60

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Solution

The fourth proportional to 22,361.40, 33,563.70 and 11,280.60 is: 16,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.40 : 33,563.70 = 11,280.60 : x
  2. Step 2: Convert to fraction form
    22,361.40/33,563.70 = 11,280.60/x
  3. Step 3: Cross multiply
    22,361.40x = 33,563.70 × 11,280.60
  4. Step 4: Simplify right side
    22,361.40x = 378,618,674.22
  5. Step 5: Solve for x
    x = 378,618,674.22/22,361.40
  6. Step 6: Final answer
    x = 16,931.80

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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.