Home / 30,694.46-45,982.56-25,704.86

Finding the Fourth Proportional to 30,694.46, 45,982.56 and 25,704.86

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Solution

The fourth proportional to 30,694.46, 45,982.56 and 25,704.86 is: 38,507.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,694.46 : 45,982.56 = 25,704.86 : x
  2. Step 2: Convert to fraction form
    30,694.46/45,982.56 = 25,704.86/x
  3. Step 3: Cross multiply
    30,694.46x = 45,982.56 × 25,704.86
  4. Step 4: Simplify right side
    30,694.46x = 1,181,975,267.24
  5. Step 5: Solve for x
    x = 1,181,975,267.24/30,694.46
  6. Step 6: Final answer
    x = 38,507.77

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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.