Home / 20,233.62-27,923.61-11,281.10

Finding the Fourth Proportional to 20,233.62, 27,923.61 and 11,281.10

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Solution

The fourth proportional to 20,233.62, 27,923.61 and 11,281.10 is: 15,568.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.62 : 27,923.61 = 11,281.10 : x
  2. Step 2: Convert to fraction form
    20,233.62/27,923.61 = 11,281.10/x
  3. Step 3: Cross multiply
    20,233.62x = 27,923.61 × 11,281.10
  4. Step 4: Simplify right side
    20,233.62x = 315,008,897.15
  5. Step 5: Solve for x
    x = 315,008,897.15/20,233.62
  6. Step 6: Final answer
    x = 15,568.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.