Home / 31,793.51-47,696.65-13,083.73

Finding the Fourth Proportional to 31,793.51, 47,696.65 and 13,083.73

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Solution

The fourth proportional to 31,793.51, 47,696.65 and 13,083.73 is: 19,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,793.51 : 47,696.65 = 13,083.73 : x
  2. Step 2: Convert to fraction form
    31,793.51/47,696.65 = 13,083.73/x
  3. Step 3: Cross multiply
    31,793.51x = 47,696.65 × 13,083.73
  4. Step 4: Simplify right side
    31,793.51x = 624,049,938.55
  5. Step 5: Solve for x
    x = 624,049,938.55/31,793.51
  6. Step 6: Final answer
    x = 19,628.22

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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.