Home / 36,886.92-55,239.60-21,052.86

Finding the Fourth Proportional to 36,886.92, 55,239.60 and 21,052.86

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Solution

The fourth proportional to 36,886.92, 55,239.60 and 21,052.86 is: 31,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886.92 : 55,239.60 = 21,052.86 : x
  2. Step 2: Convert to fraction form
    36,886.92/55,239.60 = 21,052.86/x
  3. Step 3: Cross multiply
    36,886.92x = 55,239.60 × 21,052.86
  4. Step 4: Simplify right side
    36,886.92x = 1,162,951,565.26
  5. Step 5: Solve for x
    x = 1,162,951,565.26/36,886.92
  6. Step 6: Final answer
    x = 31,527.48

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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.