Home / 36,734.28-55,092.70-13,039.88

Finding the Fourth Proportional to 36,734.28, 55,092.70 and 13,039.88

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Solution

The fourth proportional to 36,734.28, 55,092.70 and 13,039.88 is: 19,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,734.28 : 55,092.70 = 13,039.88 : x
  2. Step 2: Convert to fraction form
    36,734.28/55,092.70 = 13,039.88/x
  3. Step 3: Cross multiply
    36,734.28x = 55,092.70 × 13,039.88
  4. Step 4: Simplify right side
    36,734.28x = 718,402,196.88
  5. Step 5: Solve for x
    x = 718,402,196.88/36,734.28
  6. Step 6: Final answer
    x = 19,556.72

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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.