Home / 12,394.08-18,587.17-4,072.17

Finding the Fourth Proportional to 12,394.08, 18,587.17 and 4,072.17

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Solution

The fourth proportional to 12,394.08, 18,587.17 and 4,072.17 is: 6,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394.08 : 18,587.17 = 4,072.17 : x
  2. Step 2: Convert to fraction form
    12,394.08/18,587.17 = 4,072.17/x
  3. Step 3: Cross multiply
    12,394.08x = 18,587.17 × 4,072.17
  4. Step 4: Simplify right side
    12,394.08x = 75,690,190.85
  5. Step 5: Solve for x
    x = 75,690,190.85/12,394.08
  6. Step 6: Final answer
    x = 6,106.97

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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.