Home / 41,436.38-57,162.66-28,012.34

Finding the Fourth Proportional to 41,436.38, 57,162.66 and 28,012.34

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Solution

The fourth proportional to 41,436.38, 57,162.66 and 28,012.34 is: 38,643.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,436.38 : 57,162.66 = 28,012.34 : x
  2. Step 2: Convert to fraction form
    41,436.38/57,162.66 = 28,012.34/x
  3. Step 3: Cross multiply
    41,436.38x = 57,162.66 × 28,012.34
  4. Step 4: Simplify right side
    41,436.38x = 1,601,259,867.22
  5. Step 5: Solve for x
    x = 1,601,259,867.22/41,436.38
  6. Step 6: Final answer
    x = 38,643.82

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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.