Home / 27,589.80-41,355.90-15,090.60

Finding the Fourth Proportional to 27,589.80, 41,355.90 and 15,090.60

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Solution

The fourth proportional to 27,589.80, 41,355.90 and 15,090.60 is: 22,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589.80 : 41,355.90 = 15,090.60 : x
  2. Step 2: Convert to fraction form
    27,589.80/41,355.90 = 15,090.60/x
  3. Step 3: Cross multiply
    27,589.80x = 41,355.90 × 15,090.60
  4. Step 4: Simplify right side
    27,589.80x = 624,085,344.54
  5. Step 5: Solve for x
    x = 624,085,344.54/27,589.80
  6. Step 6: Final answer
    x = 22,620.15

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1.5x scale

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.