Home / 16,787.90-25,187.33-8,023.50

Finding the Fourth Proportional to 16,787.90, 25,187.33 and 8,023.50

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Solution

The fourth proportional to 16,787.90, 25,187.33 and 8,023.50 is: 12,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.90 : 25,187.33 = 8,023.50 : x
  2. Step 2: Convert to fraction form
    16,787.90/25,187.33 = 8,023.50/x
  3. Step 3: Cross multiply
    16,787.90x = 25,187.33 × 8,023.50
  4. Step 4: Simplify right side
    16,787.90x = 202,090,562.31
  5. Step 5: Solve for x
    x = 202,090,562.31/16,787.90
  6. Step 6: Final answer
    x = 12,037.87

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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.