Home / 12,887.50-19,333.68-5,962

Finding the Fourth Proportional to 12,887.50, 19,333.68 and 5,962

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Solution

The fourth proportional to 12,887.50, 19,333.68 and 5,962 is: 8,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,887.50 : 19,333.68 = 5,962 : x
  2. Step 2: Convert to fraction form
    12,887.50/19,333.68 = 5,962/x
  3. Step 3: Cross multiply
    12,887.50x = 19,333.68 × 5,962
  4. Step 4: Simplify right side
    12,887.50x = 115,267,400.16
  5. Step 5: Solve for x
    x = 115,267,400.16/12,887.50
  6. Step 6: Final answer
    x = 8,944.12

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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.