Home / 26,518.15-39,772.36-10,722.34

Finding the Fourth Proportional to 26,518.15, 39,772.36 and 10,722.34

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Solution

The fourth proportional to 26,518.15, 39,772.36 and 10,722.34 is: 16,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,518.15 : 39,772.36 = 10,722.34 : x
  2. Step 2: Convert to fraction form
    26,518.15/39,772.36 = 10,722.34/x
  3. Step 3: Cross multiply
    26,518.15x = 39,772.36 × 10,722.34
  4. Step 4: Simplify right side
    26,518.15x = 426,452,766.52
  5. Step 5: Solve for x
    x = 426,452,766.52/26,518.15
  6. Step 6: Final answer
    x = 16,081.54

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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.