Home / 15,847.82-23,770.77-4,160.78

Finding the Fourth Proportional to 15,847.82, 23,770.77 and 4,160.78

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Solution

The fourth proportional to 15,847.82, 23,770.77 and 4,160.78 is: 6,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.82 : 23,770.77 = 4,160.78 : x
  2. Step 2: Convert to fraction form
    15,847.82/23,770.77 = 4,160.78/x
  3. Step 3: Cross multiply
    15,847.82x = 23,770.77 × 4,160.78
  4. Step 4: Simplify right side
    15,847.82x = 98,904,944.40
  5. Step 5: Solve for x
    x = 98,904,944.40/15,847.82
  6. Step 6: Final answer
    x = 6,240.92

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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.