Home / 22,268.16-33,380.04-11,140.88

Finding the Fourth Proportional to 22,268.16, 33,380.04 and 11,140.88

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Solution

The fourth proportional to 22,268.16, 33,380.04 and 11,140.88 is: 16,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.16 : 33,380.04 = 11,140.88 : x
  2. Step 2: Convert to fraction form
    22,268.16/33,380.04 = 11,140.88/x
  3. Step 3: Cross multiply
    22,268.16x = 33,380.04 × 11,140.88
  4. Step 4: Simplify right side
    22,268.16x = 371,883,020.04
  5. Step 5: Solve for x
    x = 371,883,020.04/22,268.16
  6. Step 6: Final answer
    x = 16,700.21

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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.