Home / 21,044.12-31,571.04-6,252.72

Finding the Fourth Proportional to 21,044.12, 31,571.04 and 6,252.72

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Solution

The fourth proportional to 21,044.12, 31,571.04 and 6,252.72 is: 9,380.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.12 : 31,571.04 = 6,252.72 : x
  2. Step 2: Convert to fraction form
    21,044.12/31,571.04 = 6,252.72/x
  3. Step 3: Cross multiply
    21,044.12x = 31,571.04 × 6,252.72
  4. Step 4: Simplify right side
    21,044.12x = 197,404,873.23
  5. Step 5: Solve for x
    x = 197,404,873.23/21,044.12
  6. Step 6: Final answer
    x = 9,380.52

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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.