Home / 22,922.24-31,633.20-12,850.16

Finding the Fourth Proportional to 22,922.24, 31,633.20 and 12,850.16

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Solution

The fourth proportional to 22,922.24, 31,633.20 and 12,850.16 is: 17,733.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,922.24 : 31,633.20 = 12,850.16 : x
  2. Step 2: Convert to fraction form
    22,922.24/31,633.20 = 12,850.16/x
  3. Step 3: Cross multiply
    22,922.24x = 31,633.20 × 12,850.16
  4. Step 4: Simplify right side
    22,922.24x = 406,491,523.15
  5. Step 5: Solve for x
    x = 406,491,523.15/22,922.24
  6. Step 6: Final answer
    x = 17,733.50

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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.