Home / 12,042.84-18,051.30-4,249.02

Finding the Fourth Proportional to 12,042.84, 18,051.30 and 4,249.02

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Solution

The fourth proportional to 12,042.84, 18,051.30 and 4,249.02 is: 6,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.84 : 18,051.30 = 4,249.02 : x
  2. Step 2: Convert to fraction form
    12,042.84/18,051.30 = 4,249.02/x
  3. Step 3: Cross multiply
    12,042.84x = 18,051.30 × 4,249.02
  4. Step 4: Simplify right side
    12,042.84x = 76,700,334.73
  5. Step 5: Solve for x
    x = 76,700,334.73/12,042.84
  6. Step 6: Final answer
    x = 6,368.96

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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.