Home / 43,561.38-65,335.92-13,975.37

Finding the Fourth Proportional to 43,561.38, 65,335.92 and 13,975.37

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Solution

The fourth proportional to 43,561.38, 65,335.92 and 13,975.37 is: 20,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,561.38 : 65,335.92 = 13,975.37 : x
  2. Step 2: Convert to fraction form
    43,561.38/65,335.92 = 13,975.37/x
  3. Step 3: Cross multiply
    43,561.38x = 65,335.92 × 13,975.37
  4. Step 4: Simplify right side
    43,561.38x = 913,093,329.61
  5. Step 5: Solve for x
    x = 913,093,329.61/43,561.38
  6. Step 6: Final answer
    x = 20,961.07

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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.