Home / 36,073.40-49,796.62-21,930.76

Finding the Fourth Proportional to 36,073.40, 49,796.62 and 21,930.76

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Solution

The fourth proportional to 36,073.40, 49,796.62 and 21,930.76 is: 30,273.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,073.40 : 49,796.62 = 21,930.76 : x
  2. Step 2: Convert to fraction form
    36,073.40/49,796.62 = 21,930.76/x
  3. Step 3: Cross multiply
    36,073.40x = 49,796.62 × 21,930.76
  4. Step 4: Simplify right side
    36,073.40x = 1,092,077,722.03
  5. Step 5: Solve for x
    x = 1,092,077,722.03/36,073.40
  6. Step 6: Final answer
    x = 30,273.77

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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.