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Finding the Fourth Proportional to 22,615.79, 33,923.77 and 9,458.93

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Solution

The fourth proportional to 22,615.79, 33,923.77 and 9,458.93 is: 14,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615.79 : 33,923.77 = 9,458.93 : x
  2. Step 2: Convert to fraction form
    22,615.79/33,923.77 = 9,458.93/x
  3. Step 3: Cross multiply
    22,615.79x = 33,923.77 × 9,458.93
  4. Step 4: Simplify right side
    22,615.79x = 320,882,348.85
  5. Step 5: Solve for x
    x = 320,882,348.85/22,615.79
  6. Step 6: Final answer
    x = 14,188.42

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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.