Home / 22,684.12-31,299.51-13,250.86

Finding the Fourth Proportional to 22,684.12, 31,299.51 and 13,250.86

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Solution

The fourth proportional to 22,684.12, 31,299.51 and 13,250.86 is: 18,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,684.12 : 31,299.51 = 13,250.86 : x
  2. Step 2: Convert to fraction form
    22,684.12/31,299.51 = 13,250.86/x
  3. Step 3: Cross multiply
    22,684.12x = 31,299.51 × 13,250.86
  4. Step 4: Simplify right side
    22,684.12x = 414,745,396.52
  5. Step 5: Solve for x
    x = 414,745,396.52/22,684.12
  6. Step 6: Final answer
    x = 18,283.51

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