Home / 31,486.08-47,174.58-22,108.26

Finding the Fourth Proportional to 31,486.08, 47,174.58 and 22,108.26

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Solution

The fourth proportional to 31,486.08, 47,174.58 and 22,108.26 is: 33,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,486.08 : 47,174.58 = 22,108.26 : x
  2. Step 2: Convert to fraction form
    31,486.08/47,174.58 = 22,108.26/x
  3. Step 3: Cross multiply
    31,486.08x = 47,174.58 × 22,108.26
  4. Step 4: Simplify right side
    31,486.08x = 1,042,947,880.03
  5. Step 5: Solve for x
    x = 1,042,947,880.03/31,486.08
  6. Step 6: Final answer
    x = 33,124.09

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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.