Home / 12,396.35-18,595.13-4,076.18

Finding the Fourth Proportional to 12,396.35, 18,595.13 and 4,076.18

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Solution

The fourth proportional to 12,396.35, 18,595.13 and 4,076.18 is: 6,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396.35 : 18,595.13 = 4,076.18 : x
  2. Step 2: Convert to fraction form
    12,396.35/18,595.13 = 4,076.18/x
  3. Step 3: Cross multiply
    12,396.35x = 18,595.13 × 4,076.18
  4. Step 4: Simplify right side
    12,396.35x = 75,797,148.90
  5. Step 5: Solve for x
    x = 75,797,148.90/12,396.35
  6. Step 6: Final answer
    x = 6,114.47

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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.