Home / 48,786.82-67,272.36-31,759.66

Finding the Fourth Proportional to 48,786.82, 67,272.36 and 31,759.66

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Solution

The fourth proportional to 48,786.82, 67,272.36 and 31,759.66 is: 43,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,786.82 : 67,272.36 = 31,759.66 : x
  2. Step 2: Convert to fraction form
    48,786.82/67,272.36 = 31,759.66/x
  3. Step 3: Cross multiply
    48,786.82x = 67,272.36 × 31,759.66
  4. Step 4: Simplify right side
    48,786.82x = 2,136,547,281.00
  5. Step 5: Solve for x
    x = 2,136,547,281.00/48,786.82
  6. Step 6: Final answer
    x = 43,793.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.