Home / 36,699.30-55,021.98-11,724.93

Finding the Fourth Proportional to 36,699.30, 55,021.98 and 11,724.93

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Solution

The fourth proportional to 36,699.30, 55,021.98 and 11,724.93 is: 17,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.30 : 55,021.98 = 11,724.93 : x
  2. Step 2: Convert to fraction form
    36,699.30/55,021.98 = 11,724.93/x
  3. Step 3: Cross multiply
    36,699.30x = 55,021.98 × 11,724.93
  4. Step 4: Simplify right side
    36,699.30x = 645,128,863.96
  5. Step 5: Solve for x
    x = 645,128,863.96/36,699.30
  6. Step 6: Final answer
    x = 17,578.78

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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.