Home / 26,579.80-39,929.10-22,205.80

Finding the Fourth Proportional to 26,579.80, 39,929.10 and 22,205.80

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Solution

The fourth proportional to 26,579.80, 39,929.10 and 22,205.80 is: 33,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.80 : 39,929.10 = 22,205.80 : x
  2. Step 2: Convert to fraction form
    26,579.80/39,929.10 = 22,205.80/x
  3. Step 3: Cross multiply
    26,579.80x = 39,929.10 × 22,205.80
  4. Step 4: Simplify right side
    26,579.80x = 886,657,608.78
  5. Step 5: Solve for x
    x = 886,657,608.78/26,579.80
  6. Step 6: Final answer
    x = 33,358.33

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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.