Home / 26,145.82-36,086.48-15,533.41

Finding the Fourth Proportional to 26,145.82, 36,086.48 and 15,533.41

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Solution

The fourth proportional to 26,145.82, 36,086.48 and 15,533.41 is: 21,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.82 : 36,086.48 = 15,533.41 : x
  2. Step 2: Convert to fraction form
    26,145.82/36,086.48 = 15,533.41/x
  3. Step 3: Cross multiply
    26,145.82x = 36,086.48 × 15,533.41
  4. Step 4: Simplify right side
    26,145.82x = 560,546,089.30
  5. Step 5: Solve for x
    x = 560,546,089.30/26,145.82
  6. Step 6: Final answer
    x = 21,439.22

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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.