Home / 31,174.22-46,761.33-7,800.66

Finding the Fourth Proportional to 31,174.22, 46,761.33 and 7,800.66

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Solution

The fourth proportional to 31,174.22, 46,761.33 and 7,800.66 is: 11,700.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.22 : 46,761.33 = 7,800.66 : x
  2. Step 2: Convert to fraction form
    31,174.22/46,761.33 = 7,800.66/x
  3. Step 3: Cross multiply
    31,174.22x = 46,761.33 × 7,800.66
  4. Step 4: Simplify right side
    31,174.22x = 364,769,265.73
  5. Step 5: Solve for x
    x = 364,769,265.73/31,174.22
  6. Step 6: Final answer
    x = 11,700.99

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1.5x scale

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.