Home / 34,909.38-52,366.86-20,964.42

Finding the Fourth Proportional to 34,909.38, 52,366.86 and 20,964.42

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Solution

The fourth proportional to 34,909.38, 52,366.86 and 20,964.42 is: 31,448.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,909.38 : 52,366.86 = 20,964.42 : x
  2. Step 2: Convert to fraction form
    34,909.38/52,366.86 = 20,964.42/x
  3. Step 3: Cross multiply
    34,909.38x = 52,366.86 × 20,964.42
  4. Step 4: Simplify right side
    34,909.38x = 1,097,840,847.12
  5. Step 5: Solve for x
    x = 1,097,840,847.12/34,909.38
  6. Step 6: Final answer
    x = 31,448.31

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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.