Home / 12,065.13-18,095.34-3,743.91

Finding the Fourth Proportional to 12,065.13, 18,095.34 and 3,743.91

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Solution

The fourth proportional to 12,065.13, 18,095.34 and 3,743.91 is: 5,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.13 : 18,095.34 = 3,743.91 : x
  2. Step 2: Convert to fraction form
    12,065.13/18,095.34 = 3,743.91/x
  3. Step 3: Cross multiply
    12,065.13x = 18,095.34 × 3,743.91
  4. Step 4: Simplify right side
    12,065.13x = 67,747,324.38
  5. Step 5: Solve for x
    x = 67,747,324.38/12,065.13
  6. Step 6: Final answer
    x = 5,615.13

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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.