Home / 36,712.44-55,024.92-19,172.70

Finding the Fourth Proportional to 36,712.44, 55,024.92 and 19,172.70

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Solution

The fourth proportional to 36,712.44, 55,024.92 and 19,172.70 is: 28,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712.44 : 55,024.92 = 19,172.70 : x
  2. Step 2: Convert to fraction form
    36,712.44/55,024.92 = 19,172.70/x
  3. Step 3: Cross multiply
    36,712.44x = 55,024.92 × 19,172.70
  4. Step 4: Simplify right side
    36,712.44x = 1,054,976,283.68
  5. Step 5: Solve for x
    x = 1,054,976,283.68/36,712.44
  6. Step 6: Final answer
    x = 28,736.21

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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.