Home / 26,625.45-39,944.42-7,905.64

Finding the Fourth Proportional to 26,625.45, 39,944.42 and 7,905.64

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Solution

The fourth proportional to 26,625.45, 39,944.42 and 7,905.64 is: 11,860.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625.45 : 39,944.42 = 7,905.64 : x
  2. Step 2: Convert to fraction form
    26,625.45/39,944.42 = 7,905.64/x
  3. Step 3: Cross multiply
    26,625.45x = 39,944.42 × 7,905.64
  4. Step 4: Simplify right side
    26,625.45x = 315,786,204.53
  5. Step 5: Solve for x
    x = 315,786,204.53/26,625.45
  6. Step 6: Final answer
    x = 11,860.31

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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.