Home / 26,546.18-36,621.45-15,917.36

Finding the Fourth Proportional to 26,546.18, 36,621.45 and 15,917.36

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Solution

The fourth proportional to 26,546.18, 36,621.45 and 15,917.36 is: 21,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,546.18 : 36,621.45 = 15,917.36 : x
  2. Step 2: Convert to fraction form
    26,546.18/36,621.45 = 15,917.36/x
  3. Step 3: Cross multiply
    26,546.18x = 36,621.45 × 15,917.36
  4. Step 4: Simplify right side
    26,546.18x = 582,916,620.26
  5. Step 5: Solve for x
    x = 582,916,620.26/26,546.18
  6. Step 6: Final answer
    x = 21,958.59

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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.