Home / 22,168.98-33,268.02-12,684.66

Finding the Fourth Proportional to 22,168.98, 33,268.02 and 12,684.66

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Solution

The fourth proportional to 22,168.98, 33,268.02 and 12,684.66 is: 19,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.98 : 33,268.02 = 12,684.66 : x
  2. Step 2: Convert to fraction form
    22,168.98/33,268.02 = 12,684.66/x
  3. Step 3: Cross multiply
    22,168.98x = 33,268.02 × 12,684.66
  4. Step 4: Simplify right side
    22,168.98x = 421,993,522.57
  5. Step 5: Solve for x
    x = 421,993,522.57/22,168.98
  6. Step 6: Final answer
    x = 19,035.32

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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.