Home / 37,805.91-56,708.86-13,181.91

Finding the Fourth Proportional to 37,805.91, 56,708.86 and 13,181.91

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Solution

The fourth proportional to 37,805.91, 56,708.86 and 13,181.91 is: 19,772.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,805.91 : 56,708.86 = 13,181.91 : x
  2. Step 2: Convert to fraction form
    37,805.91/56,708.86 = 13,181.91/x
  3. Step 3: Cross multiply
    37,805.91x = 56,708.86 × 13,181.91
  4. Step 4: Simplify right side
    37,805.91x = 747,530,867.83
  5. Step 5: Solve for x
    x = 747,530,867.83/37,805.91
  6. Step 6: Final answer
    x = 19,772.86

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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.