Home / 12,523.22-18,793.95-10,087.46

Finding the Fourth Proportional to 12,523.22, 18,793.95 and 10,087.46

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Solution

The fourth proportional to 12,523.22, 18,793.95 and 10,087.46 is: 15,138.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523.22 : 18,793.95 = 10,087.46 : x
  2. Step 2: Convert to fraction form
    12,523.22/18,793.95 = 10,087.46/x
  3. Step 3: Cross multiply
    12,523.22x = 18,793.95 × 10,087.46
  4. Step 4: Simplify right side
    12,523.22x = 189,583,218.87
  5. Step 5: Solve for x
    x = 189,583,218.87/12,523.22
  6. Step 6: Final answer
    x = 15,138.54

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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.