Home / 33,265.62-49,923.80-12,225.60

Finding the Fourth Proportional to 33,265.62, 49,923.80 and 12,225.60

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Solution

The fourth proportional to 33,265.62, 49,923.80 and 12,225.60 is: 18,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,265.62 : 49,923.80 = 12,225.60 : x
  2. Step 2: Convert to fraction form
    33,265.62/49,923.80 = 12,225.60/x
  3. Step 3: Cross multiply
    33,265.62x = 49,923.80 × 12,225.60
  4. Step 4: Simplify right side
    33,265.62x = 610,348,409.28
  5. Step 5: Solve for x
    x = 610,348,409.28/33,265.62
  6. Step 6: Final answer
    x = 18,347.72

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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.