Home / 31,853.54-47,787.46-10,792.36

Finding the Fourth Proportional to 31,853.54, 47,787.46 and 10,792.36

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Solution

The fourth proportional to 31,853.54, 47,787.46 and 10,792.36 is: 16,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.54 : 47,787.46 = 10,792.36 : x
  2. Step 2: Convert to fraction form
    31,853.54/47,787.46 = 10,792.36/x
  3. Step 3: Cross multiply
    31,853.54x = 47,787.46 × 10,792.36
  4. Step 4: Simplify right side
    31,853.54x = 515,739,471.81
  5. Step 5: Solve for x
    x = 515,739,471.81/31,853.54
  6. Step 6: Final answer
    x = 16,190.96

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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.