Home / 61,082.48-91,537.32-25,986.80

Finding the Fourth Proportional to 61,082.48, 91,537.32 and 25,986.80

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Solution

The fourth proportional to 61,082.48, 91,537.32 and 25,986.80 is: 38,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,082.48 : 91,537.32 = 25,986.80 : x
  2. Step 2: Convert to fraction form
    61,082.48/91,537.32 = 25,986.80/x
  3. Step 3: Cross multiply
    61,082.48x = 91,537.32 × 25,986.80
  4. Step 4: Simplify right side
    61,082.48x = 2,378,762,027.38
  5. Step 5: Solve for x
    x = 2,378,762,027.38/61,082.48
  6. Step 6: Final answer
    x = 38,943.44

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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.