Home / 26,560.37-39,847.41-9,920.54

Finding the Fourth Proportional to 26,560.37, 39,847.41 and 9,920.54

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Solution

The fourth proportional to 26,560.37, 39,847.41 and 9,920.54 is: 14,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.37 : 39,847.41 = 9,920.54 : x
  2. Step 2: Convert to fraction form
    26,560.37/39,847.41 = 9,920.54/x
  3. Step 3: Cross multiply
    26,560.37x = 39,847.41 × 9,920.54
  4. Step 4: Simplify right side
    26,560.37x = 395,307,824.80
  5. Step 5: Solve for x
    x = 395,307,824.80/26,560.37
  6. Step 6: Final answer
    x = 14,883.37

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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.