Home / 36,022.66-53,963.80-21,947.76

Finding the Fourth Proportional to 36,022.66, 53,963.80 and 21,947.76

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Solution

The fourth proportional to 36,022.66, 53,963.80 and 21,947.76 is: 32,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.66 : 53,963.80 = 21,947.76 : x
  2. Step 2: Convert to fraction form
    36,022.66/53,963.80 = 21,947.76/x
  3. Step 3: Cross multiply
    36,022.66x = 53,963.80 × 21,947.76
  4. Step 4: Simplify right side
    36,022.66x = 1,184,384,531.09
  5. Step 5: Solve for x
    x = 1,184,384,531.09/36,022.66
  6. Step 6: Final answer
    x = 32,878.87

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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.