Home / 31,832.43-47,683.03-18,644.82

Finding the Fourth Proportional to 31,832.43, 47,683.03 and 18,644.82

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Solution

The fourth proportional to 31,832.43, 47,683.03 and 18,644.82 is: 27,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,832.43 : 47,683.03 = 18,644.82 : x
  2. Step 2: Convert to fraction form
    31,832.43/47,683.03 = 18,644.82/x
  3. Step 3: Cross multiply
    31,832.43x = 47,683.03 × 18,644.82
  4. Step 4: Simplify right side
    31,832.43x = 889,041,320.94
  5. Step 5: Solve for x
    x = 889,041,320.94/31,832.43
  6. Step 6: Final answer
    x = 27,928.80

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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.