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Finding the Fourth Proportional to 22,391.42, 33,582.98 and 9,060.92

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Solution

The fourth proportional to 22,391.42, 33,582.98 and 9,060.92 is: 13,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,391.42 : 33,582.98 = 9,060.92 : x
  2. Step 2: Convert to fraction form
    22,391.42/33,582.98 = 9,060.92/x
  3. Step 3: Cross multiply
    22,391.42x = 33,582.98 × 9,060.92
  4. Step 4: Simplify right side
    22,391.42x = 304,292,695.14
  5. Step 5: Solve for x
    x = 304,292,695.14/22,391.42
  6. Step 6: Final answer
    x = 13,589.70

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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.