Home / 41,313.72-61,979.38-11,740.60

Finding the Fourth Proportional to 41,313.72, 61,979.38 and 11,740.60

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Solution

The fourth proportional to 41,313.72, 61,979.38 and 11,740.60 is: 17,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,313.72 : 61,979.38 = 11,740.60 : x
  2. Step 2: Convert to fraction form
    41,313.72/61,979.38 = 11,740.60/x
  3. Step 3: Cross multiply
    41,313.72x = 61,979.38 × 11,740.60
  4. Step 4: Simplify right side
    41,313.72x = 727,675,108.83
  5. Step 5: Solve for x
    x = 727,675,108.83/41,313.72
  6. Step 6: Final answer
    x = 17,613.40

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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.