Home / 12,530.88-18,793.26-4,095.74

Finding the Fourth Proportional to 12,530.88, 18,793.26 and 4,095.74

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Solution

The fourth proportional to 12,530.88, 18,793.26 and 4,095.74 is: 6,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530.88 : 18,793.26 = 4,095.74 : x
  2. Step 2: Convert to fraction form
    12,530.88/18,793.26 = 4,095.74/x
  3. Step 3: Cross multiply
    12,530.88x = 18,793.26 × 4,095.74
  4. Step 4: Simplify right side
    12,530.88x = 76,972,306.71
  5. Step 5: Solve for x
    x = 76,972,306.71/12,530.88
  6. Step 6: Final answer
    x = 6,142.61

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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.