Home / 61,731.75-92,588.15-19,606.38

Finding the Fourth Proportional to 61,731.75, 92,588.15 and 19,606.38

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Solution

The fourth proportional to 61,731.75, 92,588.15 and 19,606.38 is: 29,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731.75 : 92,588.15 = 19,606.38 : x
  2. Step 2: Convert to fraction form
    61,731.75/92,588.15 = 19,606.38/x
  3. Step 3: Cross multiply
    61,731.75x = 92,588.15 × 19,606.38
  4. Step 4: Simplify right side
    61,731.75x = 1,815,318,452.40
  5. Step 5: Solve for x
    x = 1,815,318,452.40/61,731.75
  6. Step 6: Final answer
    x = 29,406.56

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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.