Home / 15,983.53-23,977.35-8,577.83

Finding the Fourth Proportional to 15,983.53, 23,977.35 and 8,577.83

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Solution

The fourth proportional to 15,983.53, 23,977.35 and 8,577.83 is: 12,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.53 : 23,977.35 = 8,577.83 : x
  2. Step 2: Convert to fraction form
    15,983.53/23,977.35 = 8,577.83/x
  3. Step 3: Cross multiply
    15,983.53x = 23,977.35 × 8,577.83
  4. Step 4: Simplify right side
    15,983.53x = 205,673,692.09
  5. Step 5: Solve for x
    x = 205,673,692.09/15,983.53
  6. Step 6: Final answer
    x = 12,867.85

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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.