Home / 21,042.98-31,563.38-6,252.02

Finding the Fourth Proportional to 21,042.98, 31,563.38 and 6,252.02

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Solution

The fourth proportional to 21,042.98, 31,563.38 and 6,252.02 is: 9,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,042.98 : 31,563.38 = 6,252.02 : x
  2. Step 2: Convert to fraction form
    21,042.98/31,563.38 = 6,252.02/x
  3. Step 3: Cross multiply
    21,042.98x = 31,563.38 × 6,252.02
  4. Step 4: Simplify right side
    21,042.98x = 197,334,883.03
  5. Step 5: Solve for x
    x = 197,334,883.03/21,042.98
  6. Step 6: Final answer
    x = 9,377.71

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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.