Home / 26,647.44-36,764.11-15,889.56

Finding the Fourth Proportional to 26,647.44, 36,764.11 and 15,889.56

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Solution

The fourth proportional to 26,647.44, 36,764.11 and 15,889.56 is: 21,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.44 : 36,764.11 = 15,889.56 : x
  2. Step 2: Convert to fraction form
    26,647.44/36,764.11 = 15,889.56/x
  3. Step 3: Cross multiply
    26,647.44x = 36,764.11 × 15,889.56
  4. Step 4: Simplify right side
    26,647.44x = 584,165,531.69
  5. Step 5: Solve for x
    x = 584,165,531.69/26,647.44
  6. Step 6: Final answer
    x = 21,922.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.