Home / 21,042.54-31,568.31-6,252.48

Finding the Fourth Proportional to 21,042.54, 31,568.31 and 6,252.48

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Solution

The fourth proportional to 21,042.54, 31,568.31 and 6,252.48 is: 9,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,042.54 : 31,568.31 = 6,252.48 : x
  2. Step 2: Convert to fraction form
    21,042.54/31,568.31 = 6,252.48/x
  3. Step 3: Cross multiply
    21,042.54x = 31,568.31 × 6,252.48
  4. Step 4: Simplify right side
    21,042.54x = 197,380,226.91
  5. Step 5: Solve for x
    x = 197,380,226.91/21,042.54
  6. Step 6: Final answer
    x = 9,380.06

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1.5x scale

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.