Home / 40,810.89-61,226.16-17,105.43

Finding the Fourth Proportional to 40,810.89, 61,226.16 and 17,105.43

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Solution

The fourth proportional to 40,810.89, 61,226.16 and 17,105.43 is: 25,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,810.89 : 61,226.16 = 17,105.43 : x
  2. Step 2: Convert to fraction form
    40,810.89/61,226.16 = 17,105.43/x
  3. Step 3: Cross multiply
    40,810.89x = 61,226.16 × 17,105.43
  4. Step 4: Simplify right side
    40,810.89x = 1,047,299,794.05
  5. Step 5: Solve for x
    x = 1,047,299,794.05/40,810.89
  6. Step 6: Final answer
    x = 25,662.26

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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.