Home / 12,042.82-18,064.23-3,277.72

Finding the Fourth Proportional to 12,042.82, 18,064.23 and 3,277.72

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Solution

The fourth proportional to 12,042.82, 18,064.23 and 3,277.72 is: 4,916.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.82 : 18,064.23 = 3,277.72 : x
  2. Step 2: Convert to fraction form
    12,042.82/18,064.23 = 3,277.72/x
  3. Step 3: Cross multiply
    12,042.82x = 18,064.23 × 3,277.72
  4. Step 4: Simplify right side
    12,042.82x = 59,209,487.96
  5. Step 5: Solve for x
    x = 59,209,487.96/12,042.82
  6. Step 6: Final answer
    x = 4,916.58

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Double scale
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Similar ratio
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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.