Home / 12,096.14-18,143.80-3,776.22

Finding the Fourth Proportional to 12,096.14, 18,143.80 and 3,776.22

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Solution

The fourth proportional to 12,096.14, 18,143.80 and 3,776.22 is: 5,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096.14 : 18,143.80 = 3,776.22 : x
  2. Step 2: Convert to fraction form
    12,096.14/18,143.80 = 3,776.22/x
  3. Step 3: Cross multiply
    12,096.14x = 18,143.80 × 3,776.22
  4. Step 4: Simplify right side
    12,096.14x = 68,514,971.00
  5. Step 5: Solve for x
    x = 68,514,971.00/12,096.14
  6. Step 6: Final answer
    x = 5,664.20

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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.