Home / 36,190.12-49,936.56-20,275.24

Finding the Fourth Proportional to 36,190.12, 49,936.56 and 20,275.24

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Solution

The fourth proportional to 36,190.12, 49,936.56 and 20,275.24 is: 27,976.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.12 : 49,936.56 = 20,275.24 : x
  2. Step 2: Convert to fraction form
    36,190.12/49,936.56 = 20,275.24/x
  3. Step 3: Cross multiply
    36,190.12x = 49,936.56 × 20,275.24
  4. Step 4: Simplify right side
    36,190.12x = 1,012,475,738.77
  5. Step 5: Solve for x
    x = 1,012,475,738.77/36,190.12
  6. Step 6: Final answer
    x = 27,976.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.