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Finding the Fourth Proportional to 22,570.52, 33,855.10 and 9,239.73

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Solution

The fourth proportional to 22,570.52, 33,855.10 and 9,239.73 is: 13,859.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.52 : 33,855.10 = 9,239.73 : x
  2. Step 2: Convert to fraction form
    22,570.52/33,855.10 = 9,239.73/x
  3. Step 3: Cross multiply
    22,570.52x = 33,855.10 × 9,239.73
  4. Step 4: Simplify right side
    22,570.52x = 312,812,110.09
  5. Step 5: Solve for x
    x = 312,812,110.09/22,570.52
  6. Step 6: Final answer
    x = 13,859.32

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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.