Home / 36,722.09-55,056.17-11,747.77

Finding the Fourth Proportional to 36,722.09, 55,056.17 and 11,747.77

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Solution

The fourth proportional to 36,722.09, 55,056.17 and 11,747.77 is: 17,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,722.09 : 55,056.17 = 11,747.77 : x
  2. Step 2: Convert to fraction form
    36,722.09/55,056.17 = 11,747.77/x
  3. Step 3: Cross multiply
    36,722.09x = 55,056.17 × 11,747.77
  4. Step 4: Simplify right side
    36,722.09x = 646,787,113.97
  5. Step 5: Solve for x
    x = 646,787,113.97/36,722.09
  6. Step 6: Final answer
    x = 17,613.02

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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.