Home / 56,725.26-85,093.71-21,694.38

Finding the Fourth Proportional to 56,725.26, 85,093.71 and 21,694.38

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Solution

The fourth proportional to 56,725.26, 85,093.71 and 21,694.38 is: 32,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,725.26 : 85,093.71 = 21,694.38 : x
  2. Step 2: Convert to fraction form
    56,725.26/85,093.71 = 21,694.38/x
  3. Step 3: Cross multiply
    56,725.26x = 85,093.71 × 21,694.38
  4. Step 4: Simplify right side
    56,725.26x = 1,846,055,280.35
  5. Step 5: Solve for x
    x = 1,846,055,280.35/56,725.26
  6. Step 6: Final answer
    x = 32,543.80

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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.