Home / 26,600.54-39,906.59-13,280.70

Finding the Fourth Proportional to 26,600.54, 39,906.59 and 13,280.70

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Solution

The fourth proportional to 26,600.54, 39,906.59 and 13,280.70 is: 19,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.54 : 39,906.59 = 13,280.70 : x
  2. Step 2: Convert to fraction form
    26,600.54/39,906.59 = 13,280.70/x
  3. Step 3: Cross multiply
    26,600.54x = 39,906.59 × 13,280.70
  4. Step 4: Simplify right side
    26,600.54x = 529,987,383.41
  5. Step 5: Solve for x
    x = 529,987,383.41/26,600.54
  6. Step 6: Final answer
    x = 19,923.93

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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.