Home / 31,869.96-47,804.90-15,179.37

Finding the Fourth Proportional to 31,869.96, 47,804.90 and 15,179.37

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Solution

The fourth proportional to 31,869.96, 47,804.90 and 15,179.37 is: 22,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.96 : 47,804.90 = 15,179.37 : x
  2. Step 2: Convert to fraction form
    31,869.96/47,804.90 = 15,179.37/x
  3. Step 3: Cross multiply
    31,869.96x = 47,804.90 × 15,179.37
  4. Step 4: Simplify right side
    31,869.96x = 725,648,189.02
  5. Step 5: Solve for x
    x = 725,648,189.02/31,869.96
  6. Step 6: Final answer
    x = 22,769.03

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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.