Home / 16,766.60-25,148.66-6,772.04

Finding the Fourth Proportional to 16,766.60, 25,148.66 and 6,772.04

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Solution

The fourth proportional to 16,766.60, 25,148.66 and 6,772.04 is: 10,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.60 : 25,148.66 = 6,772.04 : x
  2. Step 2: Convert to fraction form
    16,766.60/25,148.66 = 6,772.04/x
  3. Step 3: Cross multiply
    16,766.60x = 25,148.66 × 6,772.04
  4. Step 4: Simplify right side
    16,766.60x = 170,307,731.47
  5. Step 5: Solve for x
    x = 170,307,731.47/16,766.60
  6. Step 6: Final answer
    x = 10,157.56

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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.