Home / 20,734.26-31,095.02-5,939.21

Finding the Fourth Proportional to 20,734.26, 31,095.02 and 5,939.21

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Solution

The fourth proportional to 20,734.26, 31,095.02 and 5,939.21 is: 8,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734.26 : 31,095.02 = 5,939.21 : x
  2. Step 2: Convert to fraction form
    20,734.26/31,095.02 = 5,939.21/x
  3. Step 3: Cross multiply
    20,734.26x = 31,095.02 × 5,939.21
  4. Step 4: Simplify right side
    20,734.26x = 184,679,668.56
  5. Step 5: Solve for x
    x = 184,679,668.56/20,734.26
  6. Step 6: Final answer
    x = 8,906.98

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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.