Home / 47,702.22-71,525.22-18,122.16

Finding the Fourth Proportional to 47,702.22, 71,525.22 and 18,122.16

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Solution

The fourth proportional to 47,702.22, 71,525.22 and 18,122.16 is: 27,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,702.22 : 71,525.22 = 18,122.16 : x
  2. Step 2: Convert to fraction form
    47,702.22/71,525.22 = 18,122.16/x
  3. Step 3: Cross multiply
    47,702.22x = 71,525.22 × 18,122.16
  4. Step 4: Simplify right side
    47,702.22x = 1,296,191,480.88
  5. Step 5: Solve for x
    x = 1,296,191,480.88/47,702.22
  6. Step 6: Final answer
    x = 27,172.56

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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.