Home / 34,766.67-47,977.54-18,850.78

Finding the Fourth Proportional to 34,766.67, 47,977.54 and 18,850.78

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Solution

The fourth proportional to 34,766.67, 47,977.54 and 18,850.78 is: 26,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,766.67 : 47,977.54 = 18,850.78 : x
  2. Step 2: Convert to fraction form
    34,766.67/47,977.54 = 18,850.78/x
  3. Step 3: Cross multiply
    34,766.67x = 47,977.54 × 18,850.78
  4. Step 4: Simplify right side
    34,766.67x = 904,414,051.48
  5. Step 5: Solve for x
    x = 904,414,051.48/34,766.67
  6. Step 6: Final answer
    x = 26,013.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.