Home / 21,694.66-32,538.15-6,112.18

Finding the Fourth Proportional to 21,694.66, 32,538.15 and 6,112.18

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Solution

The fourth proportional to 21,694.66, 32,538.15 and 6,112.18 is: 9,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694.66 : 32,538.15 = 6,112.18 : x
  2. Step 2: Convert to fraction form
    21,694.66/32,538.15 = 6,112.18/x
  3. Step 3: Cross multiply
    21,694.66x = 32,538.15 × 6,112.18
  4. Step 4: Simplify right side
    21,694.66x = 198,879,029.67
  5. Step 5: Solve for x
    x = 198,879,029.67/21,694.66
  6. Step 6: Final answer
    x = 9,167.19

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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.