Home / 40,858.54-61,291.35-11,276.38

Finding the Fourth Proportional to 40,858.54, 61,291.35 and 11,276.38

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Solution

The fourth proportional to 40,858.54, 61,291.35 and 11,276.38 is: 16,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.54 : 61,291.35 = 11,276.38 : x
  2. Step 2: Convert to fraction form
    40,858.54/61,291.35 = 11,276.38/x
  3. Step 3: Cross multiply
    40,858.54x = 61,291.35 × 11,276.38
  4. Step 4: Simplify right side
    40,858.54x = 691,144,553.31
  5. Step 5: Solve for x
    x = 691,144,553.31/40,858.54
  6. Step 6: Final answer
    x = 16,915.55

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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.