Home / 18,702.22-25,804.44-11,432.46

Finding the Fourth Proportional to 18,702.22, 25,804.44 and 11,432.46

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Solution

The fourth proportional to 18,702.22, 25,804.44 and 11,432.46 is: 15,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,702.22 : 25,804.44 = 11,432.46 : x
  2. Step 2: Convert to fraction form
    18,702.22/25,804.44 = 11,432.46/x
  3. Step 3: Cross multiply
    18,702.22x = 25,804.44 × 11,432.46
  4. Step 4: Simplify right side
    18,702.22x = 295,008,228.12
  5. Step 5: Solve for x
    x = 295,008,228.12/18,702.22
  6. Step 6: Final answer
    x = 15,773.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.