Home / 12,825.19-19,236.52-6,255.91

Finding the Fourth Proportional to 12,825.19, 19,236.52 and 6,255.91

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Solution

The fourth proportional to 12,825.19, 19,236.52 and 6,255.91 is: 9,383.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825.19 : 19,236.52 = 6,255.91 : x
  2. Step 2: Convert to fraction form
    12,825.19/19,236.52 = 6,255.91/x
  3. Step 3: Cross multiply
    12,825.19x = 19,236.52 × 6,255.91
  4. Step 4: Simplify right side
    12,825.19x = 120,341,897.56
  5. Step 5: Solve for x
    x = 120,341,897.56/12,825.19
  6. Step 6: Final answer
    x = 9,383.25

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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.