Home / 12,096.30-18,144.68-4,199.07

Finding the Fourth Proportional to 12,096.30, 18,144.68 and 4,199.07

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Solution

The fourth proportional to 12,096.30, 18,144.68 and 4,199.07 is: 6,298.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096.30 : 18,144.68 = 4,199.07 : x
  2. Step 2: Convert to fraction form
    12,096.30/18,144.68 = 4,199.07/x
  3. Step 3: Cross multiply
    12,096.30x = 18,144.68 × 4,199.07
  4. Step 4: Simplify right side
    12,096.30x = 76,190,828.49
  5. Step 5: Solve for x
    x = 76,190,828.49/12,096.30
  6. Step 6: Final answer
    x = 6,298.69

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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.