Home / 26,611.76-39,917.38-10,195.76

Finding the Fourth Proportional to 26,611.76, 39,917.38 and 10,195.76

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Solution

The fourth proportional to 26,611.76, 39,917.38 and 10,195.76 is: 15,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.76 : 39,917.38 = 10,195.76 : x
  2. Step 2: Convert to fraction form
    26,611.76/39,917.38 = 10,195.76/x
  3. Step 3: Cross multiply
    26,611.76x = 39,917.38 × 10,195.76
  4. Step 4: Simplify right side
    26,611.76x = 406,988,026.31
  5. Step 5: Solve for x
    x = 406,988,026.31/26,611.76
  6. Step 6: Final answer
    x = 15,293.54

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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.