Home / 21,625.96-32,436.15-6,836.38

Finding the Fourth Proportional to 21,625.96, 32,436.15 and 6,836.38

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Solution

The fourth proportional to 21,625.96, 32,436.15 and 6,836.38 is: 10,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,625.96 : 32,436.15 = 6,836.38 : x
  2. Step 2: Convert to fraction form
    21,625.96/32,436.15 = 6,836.38/x
  3. Step 3: Cross multiply
    21,625.96x = 32,436.15 × 6,836.38
  4. Step 4: Simplify right side
    21,625.96x = 221,745,684.96
  5. Step 5: Solve for x
    x = 221,745,684.96/21,625.96
  6. Step 6: Final answer
    x = 10,253.68

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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.