Home / 43,539.38-65,338.19-15,837.38

Finding the Fourth Proportional to 43,539.38, 65,338.19 and 15,837.38

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Solution

The fourth proportional to 43,539.38, 65,338.19 and 15,837.38 is: 23,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,539.38 : 65,338.19 = 15,837.38 : x
  2. Step 2: Convert to fraction form
    43,539.38/65,338.19 = 15,837.38/x
  3. Step 3: Cross multiply
    43,539.38x = 65,338.19 × 15,837.38
  4. Step 4: Simplify right side
    43,539.38x = 1,034,785,743.54
  5. Step 5: Solve for x
    x = 1,034,785,743.54/43,539.38
  6. Step 6: Final answer
    x = 23,766.66

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1.5x scale

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.