Home / 11,936.45-17,904.36-5,700.87

Finding the Fourth Proportional to 11,936.45, 17,904.36 and 5,700.87

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Solution

The fourth proportional to 11,936.45, 17,904.36 and 5,700.87 is: 8,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.45 : 17,904.36 = 5,700.87 : x
  2. Step 2: Convert to fraction form
    11,936.45/17,904.36 = 5,700.87/x
  3. Step 3: Cross multiply
    11,936.45x = 17,904.36 × 5,700.87
  4. Step 4: Simplify right side
    11,936.45x = 102,070,428.79
  5. Step 5: Solve for x
    x = 102,070,428.79/11,936.45
  6. Step 6: Final answer
    x = 8,551.16

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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.