Home / 22,231.67-30,690.90-17,184.49

Finding the Fourth Proportional to 22,231.67, 30,690.90 and 17,184.49

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Solution

The fourth proportional to 22,231.67, 30,690.90 and 17,184.49 is: 23,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.67 : 30,690.90 = 17,184.49 : x
  2. Step 2: Convert to fraction form
    22,231.67/30,690.90 = 17,184.49/x
  3. Step 3: Cross multiply
    22,231.67x = 30,690.90 × 17,184.49
  4. Step 4: Simplify right side
    22,231.67x = 527,407,387.41
  5. Step 5: Solve for x
    x = 527,407,387.41/22,231.67
  6. Step 6: Final answer
    x = 23,723.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.