Home / 34,539.05-51,740.78-17,909.96

Finding the Fourth Proportional to 34,539.05, 51,740.78 and 17,909.96

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Solution

The fourth proportional to 34,539.05, 51,740.78 and 17,909.96 is: 26,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,539.05 : 51,740.78 = 17,909.96 : x
  2. Step 2: Convert to fraction form
    34,539.05/51,740.78 = 17,909.96/x
  3. Step 3: Cross multiply
    34,539.05x = 51,740.78 × 17,909.96
  4. Step 4: Simplify right side
    34,539.05x = 926,675,086.24
  5. Step 5: Solve for x
    x = 926,675,086.24/34,539.05
  6. Step 6: Final answer
    x = 26,829.78

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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.