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Finding the Fourth Proportional to 23,822.72, 35,722.50 and 7,179.66

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Solution

The fourth proportional to 23,822.72, 35,722.50 and 7,179.66 is: 10,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,822.72 : 35,722.50 = 7,179.66 : x
  2. Step 2: Convert to fraction form
    23,822.72/35,722.50 = 7,179.66/x
  3. Step 3: Cross multiply
    23,822.72x = 35,722.50 × 7,179.66
  4. Step 4: Simplify right side
    23,822.72x = 256,475,404.35
  5. Step 5: Solve for x
    x = 256,475,404.35/23,822.72
  6. Step 6: Final answer
    x = 10,766.00

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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.