Home / 11,938.23-17,901.19-5,358.77

Finding the Fourth Proportional to 11,938.23, 17,901.19 and 5,358.77

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Solution

The fourth proportional to 11,938.23, 17,901.19 and 5,358.77 is: 8,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.23 : 17,901.19 = 5,358.77 : x
  2. Step 2: Convert to fraction form
    11,938.23/17,901.19 = 5,358.77/x
  3. Step 3: Cross multiply
    11,938.23x = 17,901.19 × 5,358.77
  4. Step 4: Simplify right side
    11,938.23x = 95,928,391.29
  5. Step 5: Solve for x
    x = 95,928,391.29/11,938.23
  6. Step 6: Final answer
    x = 8,035.39

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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.