Home / 36,256.31-54,382.26-21,558.75

Finding the Fourth Proportional to 36,256.31, 54,382.26 and 21,558.75

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Solution

The fourth proportional to 36,256.31, 54,382.26 and 21,558.75 is: 32,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,256.31 : 54,382.26 = 21,558.75 : x
  2. Step 2: Convert to fraction form
    36,256.31/54,382.26 = 21,558.75/x
  3. Step 3: Cross multiply
    36,256.31x = 54,382.26 × 21,558.75
  4. Step 4: Simplify right side
    36,256.31x = 1,172,413,547.78
  5. Step 5: Solve for x
    x = 1,172,413,547.78/36,256.31
  6. Step 6: Final answer
    x = 32,336.82

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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.