Home / 61,294.75-91,942.13-19,741.75

Finding the Fourth Proportional to 61,294.75, 91,942.13 and 19,741.75

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Solution

The fourth proportional to 61,294.75, 91,942.13 and 19,741.75 is: 29,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,294.75 : 91,942.13 = 19,741.75 : x
  2. Step 2: Convert to fraction form
    61,294.75/91,942.13 = 19,741.75/x
  3. Step 3: Cross multiply
    61,294.75x = 91,942.13 × 19,741.75
  4. Step 4: Simplify right side
    61,294.75x = 1,815,098,544.93
  5. Step 5: Solve for x
    x = 1,815,098,544.93/61,294.75
  6. Step 6: Final answer
    x = 29,612.63

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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.