Home / 15,078.42-22,625.12-6,764.31

Finding the Fourth Proportional to 15,078.42, 22,625.12 and 6,764.31

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Solution

The fourth proportional to 15,078.42, 22,625.12 and 6,764.31 is: 10,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078.42 : 22,625.12 = 6,764.31 : x
  2. Step 2: Convert to fraction form
    15,078.42/22,625.12 = 6,764.31/x
  3. Step 3: Cross multiply
    15,078.42x = 22,625.12 × 6,764.31
  4. Step 4: Simplify right side
    15,078.42x = 153,043,342.38
  5. Step 5: Solve for x
    x = 153,043,342.38/15,078.42
  6. Step 6: Final answer
    x = 10,149.83

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1.5x scale

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.