Home / 12,250.88-18,374.19-5,234.86

Finding the Fourth Proportional to 12,250.88, 18,374.19 and 5,234.86

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Solution

The fourth proportional to 12,250.88, 18,374.19 and 5,234.86 is: 7,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.88 : 18,374.19 = 5,234.86 : x
  2. Step 2: Convert to fraction form
    12,250.88/18,374.19 = 5,234.86/x
  3. Step 3: Cross multiply
    12,250.88x = 18,374.19 × 5,234.86
  4. Step 4: Simplify right side
    12,250.88x = 96,186,345.05
  5. Step 5: Solve for x
    x = 96,186,345.05/12,250.88
  6. Step 6: Final answer
    x = 7,851.38

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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.