Home / 41,183.81-61,780.25-13,097.30

Finding the Fourth Proportional to 41,183.81, 61,780.25 and 13,097.30

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Solution

The fourth proportional to 41,183.81, 61,780.25 and 13,097.30 is: 19,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,183.81 : 61,780.25 = 13,097.30 : x
  2. Step 2: Convert to fraction form
    41,183.81/61,780.25 = 13,097.30/x
  3. Step 3: Cross multiply
    41,183.81x = 61,780.25 × 13,097.30
  4. Step 4: Simplify right side
    41,183.81x = 809,154,159.42
  5. Step 5: Solve for x
    x = 809,154,159.42/41,183.81
  6. Step 6: Final answer
    x = 19,647.38

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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.