Home / 41,743.08-57,660.66-31,114.26

Finding the Fourth Proportional to 41,743.08, 57,660.66 and 31,114.26

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Solution

The fourth proportional to 41,743.08, 57,660.66 and 31,114.26 is: 42,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,743.08 : 57,660.66 = 31,114.26 : x
  2. Step 2: Convert to fraction form
    41,743.08/57,660.66 = 31,114.26/x
  3. Step 3: Cross multiply
    41,743.08x = 57,660.66 × 31,114.26
  4. Step 4: Simplify right side
    41,743.08x = 1,794,068,767.01
  5. Step 5: Solve for x
    x = 1,794,068,767.01/41,743.08
  6. Step 6: Final answer
    x = 42,978.83

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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.