Home / 12,932.21-19,401.56-4,166.93

Finding the Fourth Proportional to 12,932.21, 19,401.56 and 4,166.93

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Solution

The fourth proportional to 12,932.21, 19,401.56 and 4,166.93 is: 6,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.21 : 19,401.56 = 4,166.93 : x
  2. Step 2: Convert to fraction form
    12,932.21/19,401.56 = 4,166.93/x
  3. Step 3: Cross multiply
    12,932.21x = 19,401.56 × 4,166.93
  4. Step 4: Simplify right side
    12,932.21x = 80,844,921.58
  5. Step 5: Solve for x
    x = 80,844,921.58/12,932.21
  6. Step 6: Final answer
    x = 6,251.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.