Home / 31,828.22-47,747.50-10,769.54

Finding the Fourth Proportional to 31,828.22, 47,747.50 and 10,769.54

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Solution

The fourth proportional to 31,828.22, 47,747.50 and 10,769.54 is: 16,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828.22 : 47,747.50 = 10,769.54 : x
  2. Step 2: Convert to fraction form
    31,828.22/47,747.50 = 10,769.54/x
  3. Step 3: Cross multiply
    31,828.22x = 47,747.50 × 10,769.54
  4. Step 4: Simplify right side
    31,828.22x = 514,218,611.15
  5. Step 5: Solve for x
    x = 514,218,611.15/31,828.22
  6. Step 6: Final answer
    x = 16,156.06

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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.