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Finding the Fourth Proportional to 36,507.98, 54,761.99 and 15,442.56

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Solution

The fourth proportional to 36,507.98, 54,761.99 and 15,442.56 is: 23,163.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,507.98 : 54,761.99 = 15,442.56 : x
  2. Step 2: Convert to fraction form
    36,507.98/54,761.99 = 15,442.56/x
  3. Step 3: Cross multiply
    36,507.98x = 54,761.99 × 15,442.56
  4. Step 4: Simplify right side
    36,507.98x = 845,665,239.08
  5. Step 5: Solve for x
    x = 845,665,239.08/36,507.98
  6. Step 6: Final answer
    x = 23,163.84

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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.