Home / 15,186.38-22,781.21-4,093.02

Finding the Fourth Proportional to 15,186.38, 22,781.21 and 4,093.02

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Solution

The fourth proportional to 15,186.38, 22,781.21 and 4,093.02 is: 6,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,186.38 : 22,781.21 = 4,093.02 : x
  2. Step 2: Convert to fraction form
    15,186.38/22,781.21 = 4,093.02/x
  3. Step 3: Cross multiply
    15,186.38x = 22,781.21 × 4,093.02
  4. Step 4: Simplify right side
    15,186.38x = 93,243,927.69
  5. Step 5: Solve for x
    x = 93,243,927.69/15,186.38
  6. Step 6: Final answer
    x = 6,139.97

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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.