Home / 35,188.96-52,791.12-11,814.78

Finding the Fourth Proportional to 35,188.96, 52,791.12 and 11,814.78

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Solution

The fourth proportional to 35,188.96, 52,791.12 and 11,814.78 is: 17,724.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.96 : 52,791.12 = 11,814.78 : x
  2. Step 2: Convert to fraction form
    35,188.96/52,791.12 = 11,814.78/x
  3. Step 3: Cross multiply
    35,188.96x = 52,791.12 × 11,814.78
  4. Step 4: Simplify right side
    35,188.96x = 623,715,468.75
  5. Step 5: Solve for x
    x = 623,715,468.75/35,188.96
  6. Step 6: Final answer
    x = 17,724.75

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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.