Home / 31,087.92-46,633.48-8,904.58

Finding the Fourth Proportional to 31,087.92, 46,633.48 and 8,904.58

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Solution

The fourth proportional to 31,087.92, 46,633.48 and 8,904.58 is: 13,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087.92 : 46,633.48 = 8,904.58 : x
  2. Step 2: Convert to fraction form
    31,087.92/46,633.48 = 8,904.58/x
  3. Step 3: Cross multiply
    31,087.92x = 46,633.48 × 8,904.58
  4. Step 4: Simplify right side
    31,087.92x = 415,251,553.34
  5. Step 5: Solve for x
    x = 415,251,553.34/31,087.92
  6. Step 6: Final answer
    x = 13,357.33

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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.