Home / 33,931.61-50,897.42-18,379.61

Finding the Fourth Proportional to 33,931.61, 50,897.42 and 18,379.61

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Solution

The fourth proportional to 33,931.61, 50,897.42 and 18,379.61 is: 27,569.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,931.61 : 50,897.42 = 18,379.61 : x
  2. Step 2: Convert to fraction form
    33,931.61/50,897.42 = 18,379.61/x
  3. Step 3: Cross multiply
    33,931.61x = 50,897.42 × 18,379.61
  4. Step 4: Simplify right side
    33,931.61x = 935,474,998.23
  5. Step 5: Solve for x
    x = 935,474,998.23/33,931.61
  6. Step 6: Final answer
    x = 27,569.42

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Similar ratio
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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.