Home / 11,988.98-17,983.47-5,063.54

Finding the Fourth Proportional to 11,988.98, 17,983.47 and 5,063.54

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Solution

The fourth proportional to 11,988.98, 17,983.47 and 5,063.54 is: 7,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.98 : 17,983.47 = 5,063.54 : x
  2. Step 2: Convert to fraction form
    11,988.98/17,983.47 = 5,063.54/x
  3. Step 3: Cross multiply
    11,988.98x = 17,983.47 × 5,063.54
  4. Step 4: Simplify right side
    11,988.98x = 91,060,019.68
  5. Step 5: Solve for x
    x = 91,060,019.68/11,988.98
  6. Step 6: Final answer
    x = 7,595.31

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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.