Home / 36,475.42-54,720.72-15,415.48

Finding the Fourth Proportional to 36,475.42, 54,720.72 and 15,415.48

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Solution

The fourth proportional to 36,475.42, 54,720.72 and 15,415.48 is: 23,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,475.42 : 54,720.72 = 15,415.48 : x
  2. Step 2: Convert to fraction form
    36,475.42/54,720.72 = 15,415.48/x
  3. Step 3: Cross multiply
    36,475.42x = 54,720.72 × 15,415.48
  4. Step 4: Simplify right side
    36,475.42x = 843,546,164.75
  5. Step 5: Solve for x
    x = 843,546,164.75/36,475.42
  6. Step 6: Final answer
    x = 23,126.43

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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.