Home / 15,181.75-22,772.52-4,651.75

Finding the Fourth Proportional to 15,181.75, 22,772.52 and 4,651.75

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Solution

The fourth proportional to 15,181.75, 22,772.52 and 4,651.75 is: 6,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.75 : 22,772.52 = 4,651.75 : x
  2. Step 2: Convert to fraction form
    15,181.75/22,772.52 = 4,651.75/x
  3. Step 3: Cross multiply
    15,181.75x = 22,772.52 × 4,651.75
  4. Step 4: Simplify right side
    15,181.75x = 105,932,069.91
  5. Step 5: Solve for x
    x = 105,932,069.91/15,181.75
  6. Step 6: Final answer
    x = 6,977.59

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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.