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Finding the Fourth Proportional to 23,522.28, 35,288.28 and 7,939.68

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Solution

The fourth proportional to 23,522.28, 35,288.28 and 7,939.68 is: 11,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,522.28 : 35,288.28 = 7,939.68 : x
  2. Step 2: Convert to fraction form
    23,522.28/35,288.28 = 7,939.68/x
  3. Step 3: Cross multiply
    23,522.28x = 35,288.28 × 7,939.68
  4. Step 4: Simplify right side
    23,522.28x = 280,177,650.95
  5. Step 5: Solve for x
    x = 280,177,650.95/23,522.28
  6. Step 6: Final answer
    x = 11,911.16

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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.