Home / 26,510.54-39,759.66-11,711.39

Finding the Fourth Proportional to 26,510.54, 39,759.66 and 11,711.39

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Solution

The fourth proportional to 26,510.54, 39,759.66 and 11,711.39 is: 17,564.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,510.54 : 39,759.66 = 11,711.39 : x
  2. Step 2: Convert to fraction form
    26,510.54/39,759.66 = 11,711.39/x
  3. Step 3: Cross multiply
    26,510.54x = 39,759.66 × 11,711.39
  4. Step 4: Simplify right side
    26,510.54x = 465,640,685.73
  5. Step 5: Solve for x
    x = 465,640,685.73/26,510.54
  6. Step 6: Final answer
    x = 17,564.36

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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.