Home / 55,664.73-76,808.97-31,786.34

Finding the Fourth Proportional to 55,664.73, 76,808.97 and 31,786.34

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Solution

The fourth proportional to 55,664.73, 76,808.97 and 31,786.34 is: 43,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,664.73 : 76,808.97 = 31,786.34 : x
  2. Step 2: Convert to fraction form
    55,664.73/76,808.97 = 31,786.34/x
  3. Step 3: Cross multiply
    55,664.73x = 76,808.97 × 31,786.34
  4. Step 4: Simplify right side
    55,664.73x = 2,441,475,651.42
  5. Step 5: Solve for x
    x = 2,441,475,651.42/55,664.73
  6. Step 6: Final answer
    x = 43,860.37

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1.5x scale

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.