Home / 30,517.64-45,764.16-9,452.72

Finding the Fourth Proportional to 30,517.64, 45,764.16 and 9,452.72

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Solution

The fourth proportional to 30,517.64, 45,764.16 and 9,452.72 is: 14,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,517.64 : 45,764.16 = 9,452.72 : x
  2. Step 2: Convert to fraction form
    30,517.64/45,764.16 = 9,452.72/x
  3. Step 3: Cross multiply
    30,517.64x = 45,764.16 × 9,452.72
  4. Step 4: Simplify right side
    30,517.64x = 432,595,790.52
  5. Step 5: Solve for x
    x = 432,595,790.52/30,517.64
  6. Step 6: Final answer
    x = 14,175.27

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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.