Home / 34,146.22-47,121.62-19,808.96

Finding the Fourth Proportional to 34,146.22, 47,121.62 and 19,808.96

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Solution

The fourth proportional to 34,146.22, 47,121.62 and 19,808.96 is: 27,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,146.22 : 47,121.62 = 19,808.96 : x
  2. Step 2: Convert to fraction form
    34,146.22/47,121.62 = 19,808.96/x
  3. Step 3: Cross multiply
    34,146.22x = 47,121.62 × 19,808.96
  4. Step 4: Simplify right side
    34,146.22x = 933,430,285.72
  5. Step 5: Solve for x
    x = 933,430,285.72/34,146.22
  6. Step 6: Final answer
    x = 27,336.27

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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.