Home / 31,986.16-47,879.39-23,562.16

Finding the Fourth Proportional to 31,986.16, 47,879.39 and 23,562.16

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Solution

The fourth proportional to 31,986.16, 47,879.39 and 23,562.16 is: 35,269.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.16 : 47,879.39 = 23,562.16 : x
  2. Step 2: Convert to fraction form
    31,986.16/47,879.39 = 23,562.16/x
  3. Step 3: Cross multiply
    31,986.16x = 47,879.39 × 23,562.16
  4. Step 4: Simplify right side
    31,986.16x = 1,128,141,787.09
  5. Step 5: Solve for x
    x = 1,128,141,787.09/31,986.16
  6. Step 6: Final answer
    x = 35,269.69

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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.