Home / 22,995.20-31,734.51-12,923.12

Finding the Fourth Proportional to 22,995.20, 31,734.51 and 12,923.12

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Solution

The fourth proportional to 22,995.20, 31,734.51 and 12,923.12 is: 17,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.20 : 31,734.51 = 12,923.12 : x
  2. Step 2: Convert to fraction form
    22,995.20/31,734.51 = 12,923.12/x
  3. Step 3: Cross multiply
    22,995.20x = 31,734.51 × 12,923.12
  4. Step 4: Simplify right side
    22,995.20x = 410,108,880.87
  5. Step 5: Solve for x
    x = 410,108,880.87/22,995.20
  6. Step 6: Final answer
    x = 17,834.54

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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.