Home / 22,916.20-34,374.30-14,122.60

Finding the Fourth Proportional to 22,916.20, 34,374.30 and 14,122.60

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Solution

The fourth proportional to 22,916.20, 34,374.30 and 14,122.60 is: 21,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.20 : 34,374.30 = 14,122.60 : x
  2. Step 2: Convert to fraction form
    22,916.20/34,374.30 = 14,122.60/x
  3. Step 3: Cross multiply
    22,916.20x = 34,374.30 × 14,122.60
  4. Step 4: Simplify right side
    22,916.20x = 485,454,489.18
  5. Step 5: Solve for x
    x = 485,454,489.18/22,916.20
  6. Step 6: Final answer
    x = 21,183.90

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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.