Home / 21,043.06-31,570.89-6,252.46

Finding the Fourth Proportional to 21,043.06, 31,570.89 and 6,252.46

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Solution

The fourth proportional to 21,043.06, 31,570.89 and 6,252.46 is: 9,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,043.06 : 31,570.89 = 6,252.46 : x
  2. Step 2: Convert to fraction form
    21,043.06/31,570.89 = 6,252.46/x
  3. Step 3: Cross multiply
    21,043.06x = 31,570.89 × 6,252.46
  4. Step 4: Simplify right side
    21,043.06x = 197,395,726.89
  5. Step 5: Solve for x
    x = 197,395,726.89/21,043.06
  6. Step 6: Final answer
    x = 9,380.56

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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.