Home / 13,787.93-20,681.87-5,996.73

Finding the Fourth Proportional to 13,787.93, 20,681.87 and 5,996.73

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Solution

The fourth proportional to 13,787.93, 20,681.87 and 5,996.73 is: 8,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787.93 : 20,681.87 = 5,996.73 : x
  2. Step 2: Convert to fraction form
    13,787.93/20,681.87 = 5,996.73/x
  3. Step 3: Cross multiply
    13,787.93x = 20,681.87 × 5,996.73
  4. Step 4: Simplify right side
    13,787.93x = 124,023,560.30
  5. Step 5: Solve for x
    x = 124,023,560.30/13,787.93
  6. Step 6: Final answer
    x = 8,995.09

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1.5x scale

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.