Home / 12,042.80-18,064.20-3,277.70

Finding the Fourth Proportional to 12,042.80, 18,064.20 and 3,277.70

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Solution

The fourth proportional to 12,042.80, 18,064.20 and 3,277.70 is: 4,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.80 : 18,064.20 = 3,277.70 : x
  2. Step 2: Convert to fraction form
    12,042.80/18,064.20 = 3,277.70/x
  3. Step 3: Cross multiply
    12,042.80x = 18,064.20 × 3,277.70
  4. Step 4: Simplify right side
    12,042.80x = 59,209,028.34
  5. Step 5: Solve for x
    x = 59,209,028.34/12,042.80
  6. Step 6: Final answer
    x = 4,916.55

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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.