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Finding the Fourth Proportional to 22,922.09, 34,383.43 and 7,339.71

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Solution

The fourth proportional to 22,922.09, 34,383.43 and 7,339.71 is: 11,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,922.09 : 34,383.43 = 7,339.71 : x
  2. Step 2: Convert to fraction form
    22,922.09/34,383.43 = 7,339.71/x
  3. Step 3: Cross multiply
    22,922.09x = 34,383.43 × 7,339.71
  4. Step 4: Simplify right side
    22,922.09x = 252,364,405.01
  5. Step 5: Solve for x
    x = 252,364,405.01/22,922.09
  6. Step 6: Final answer
    x = 11,009.66

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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.