Home / 36,976.39-51,037.89-21,874.30

Finding the Fourth Proportional to 36,976.39, 51,037.89 and 21,874.30

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Solution

The fourth proportional to 36,976.39, 51,037.89 and 21,874.30 is: 30,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976.39 : 51,037.89 = 21,874.30 : x
  2. Step 2: Convert to fraction form
    36,976.39/51,037.89 = 21,874.30/x
  3. Step 3: Cross multiply
    36,976.39x = 51,037.89 × 21,874.30
  4. Step 4: Simplify right side
    36,976.39x = 1,116,418,117.23
  5. Step 5: Solve for x
    x = 1,116,418,117.23/36,976.39
  6. Step 6: Final answer
    x = 30,192.73

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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.