Home / 12,042.75-18,064.35-3,277.66

Finding the Fourth Proportional to 12,042.75, 18,064.35 and 3,277.66

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Solution

The fourth proportional to 12,042.75, 18,064.35 and 3,277.66 is: 4,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.75 : 18,064.35 = 3,277.66 : x
  2. Step 2: Convert to fraction form
    12,042.75/18,064.35 = 3,277.66/x
  3. Step 3: Cross multiply
    12,042.75x = 18,064.35 × 3,277.66
  4. Step 4: Simplify right side
    12,042.75x = 59,208,781.03
  5. Step 5: Solve for x
    x = 59,208,781.03/12,042.75
  6. Step 6: Final answer
    x = 4,916.55

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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.