Home / 31,912.14-47,734.87-22,423.79

Finding the Fourth Proportional to 31,912.14, 47,734.87 and 22,423.79

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Solution

The fourth proportional to 31,912.14, 47,734.87 and 22,423.79 is: 33,541.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912.14 : 47,734.87 = 22,423.79 : x
  2. Step 2: Convert to fraction form
    31,912.14/47,734.87 = 22,423.79/x
  3. Step 3: Cross multiply
    31,912.14x = 47,734.87 × 22,423.79
  4. Step 4: Simplify right side
    31,912.14x = 1,070,396,581.22
  5. Step 5: Solve for x
    x = 1,070,396,581.22/31,912.14
  6. Step 6: Final answer
    x = 33,541.99

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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.