Home / 27,605.62-41,281.26-20,503.28

Finding the Fourth Proportional to 27,605.62, 41,281.26 and 20,503.28

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Solution

The fourth proportional to 27,605.62, 41,281.26 and 20,503.28 is: 30,660.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.62 : 41,281.26 = 20,503.28 : x
  2. Step 2: Convert to fraction form
    27,605.62/41,281.26 = 20,503.28/x
  3. Step 3: Cross multiply
    27,605.62x = 41,281.26 × 20,503.28
  4. Step 4: Simplify right side
    27,605.62x = 846,401,232.53
  5. Step 5: Solve for x
    x = 846,401,232.53/27,605.62
  6. Step 6: Final answer
    x = 30,660.47

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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.