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Finding the Fourth Proportional to 22,803.62, 34,208.55 and 8,009.15

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Solution

The fourth proportional to 22,803.62, 34,208.55 and 8,009.15 is: 12,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803.62 : 34,208.55 = 8,009.15 : x
  2. Step 2: Convert to fraction form
    22,803.62/34,208.55 = 8,009.15/x
  3. Step 3: Cross multiply
    22,803.62x = 34,208.55 × 8,009.15
  4. Step 4: Simplify right side
    22,803.62x = 273,981,237.19
  5. Step 5: Solve for x
    x = 273,981,237.19/22,803.62
  6. Step 6: Final answer
    x = 12,014.82

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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.