Home / 12,276.24-18,414.60-3,042

Finding the Fourth Proportional to 12,276.24, 18,414.60 and 3,042

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Solution

The fourth proportional to 12,276.24, 18,414.60 and 3,042 is: 4,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276.24 : 18,414.60 = 3,042 : x
  2. Step 2: Convert to fraction form
    12,276.24/18,414.60 = 3,042/x
  3. Step 3: Cross multiply
    12,276.24x = 18,414.60 × 3,042
  4. Step 4: Simplify right side
    12,276.24x = 56,017,213.20
  5. Step 5: Solve for x
    x = 56,017,213.20/12,276.24
  6. Step 6: Final answer
    x = 4,563.06

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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.