Home / 41,003.16-61,504.80-11,421.08

Finding the Fourth Proportional to 41,003.16, 61,504.80 and 11,421.08

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Solution

The fourth proportional to 41,003.16, 61,504.80 and 11,421.08 is: 17,131.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,003.16 : 61,504.80 = 11,421.08 : x
  2. Step 2: Convert to fraction form
    41,003.16/61,504.80 = 11,421.08/x
  3. Step 3: Cross multiply
    41,003.16x = 61,504.80 × 11,421.08
  4. Step 4: Simplify right side
    41,003.16x = 702,451,241.18
  5. Step 5: Solve for x
    x = 702,451,241.18/41,003.16
  6. Step 6: Final answer
    x = 17,131.64

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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.