Home / 21,026.97-31,546.53-6,236.22

Finding the Fourth Proportional to 21,026.97, 31,546.53 and 6,236.22

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Solution

The fourth proportional to 21,026.97, 31,546.53 and 6,236.22 is: 9,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.97 : 31,546.53 = 6,236.22 : x
  2. Step 2: Convert to fraction form
    21,026.97/31,546.53 = 6,236.22/x
  3. Step 3: Cross multiply
    21,026.97x = 31,546.53 × 6,236.22
  4. Step 4: Simplify right side
    21,026.97x = 196,731,101.32
  5. Step 5: Solve for x
    x = 196,731,101.32/21,026.97
  6. Step 6: Final answer
    x = 9,356.13

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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.