Home / 12,164.10-18,246.03-3,844.11

Finding the Fourth Proportional to 12,164.10, 18,246.03 and 3,844.11

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Solution

The fourth proportional to 12,164.10, 18,246.03 and 3,844.11 is: 5,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.10 : 18,246.03 = 3,844.11 : x
  2. Step 2: Convert to fraction form
    12,164.10/18,246.03 = 3,844.11/x
  3. Step 3: Cross multiply
    12,164.10x = 18,246.03 × 3,844.11
  4. Step 4: Simplify right side
    12,164.10x = 70,139,746.38
  5. Step 5: Solve for x
    x = 70,139,746.38/12,164.10
  6. Step 6: Final answer
    x = 5,766.13

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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.