Home / 27,620.20-41,436.30-10,090

Finding the Fourth Proportional to 27,620.20, 41,436.30 and 10,090

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Solution

The fourth proportional to 27,620.20, 41,436.30 and 10,090 is: 15,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620.20 : 41,436.30 = 10,090 : x
  2. Step 2: Convert to fraction form
    27,620.20/41,436.30 = 10,090/x
  3. Step 3: Cross multiply
    27,620.20x = 41,436.30 × 10,090
  4. Step 4: Simplify right side
    27,620.20x = 418,092,267
  5. Step 5: Solve for x
    x = 418,092,267/27,620.20
  6. Step 6: Final answer
    x = 15,137.19

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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.