Home / 12,832.38-19,257.21-4,512.47

Finding the Fourth Proportional to 12,832.38, 19,257.21 and 4,512.47

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Solution

The fourth proportional to 12,832.38, 19,257.21 and 4,512.47 is: 6,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832.38 : 19,257.21 = 4,512.47 : x
  2. Step 2: Convert to fraction form
    12,832.38/19,257.21 = 4,512.47/x
  3. Step 3: Cross multiply
    12,832.38x = 19,257.21 × 4,512.47
  4. Step 4: Simplify right side
    12,832.38x = 86,897,486.12
  5. Step 5: Solve for x
    x = 86,897,486.12/12,832.38
  6. Step 6: Final answer
    x = 6,771.74

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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.