Home / 36,841.44-55,222.82-21,012.39

Finding the Fourth Proportional to 36,841.44, 55,222.82 and 21,012.39

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Solution

The fourth proportional to 36,841.44, 55,222.82 and 21,012.39 is: 31,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,841.44 : 55,222.82 = 21,012.39 : x
  2. Step 2: Convert to fraction form
    36,841.44/55,222.82 = 21,012.39/x
  3. Step 3: Cross multiply
    36,841.44x = 55,222.82 × 21,012.39
  4. Step 4: Simplify right side
    36,841.44x = 1,160,363,325.68
  5. Step 5: Solve for x
    x = 1,160,363,325.68/36,841.44
  6. Step 6: Final answer
    x = 31,496.14

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1.5x scale

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.