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Finding the Fourth Proportional to 16,954.55, 25,429.87 and 6,822.55

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Solution

The fourth proportional to 16,954.55, 25,429.87 and 6,822.55 is: 10,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.55 : 25,429.87 = 6,822.55 : x
  2. Step 2: Convert to fraction form
    16,954.55/25,429.87 = 6,822.55/x
  3. Step 3: Cross multiply
    16,954.55x = 25,429.87 × 6,822.55
  4. Step 4: Simplify right side
    16,954.55x = 173,496,478.94
  5. Step 5: Solve for x
    x = 173,496,478.94/16,954.55
  6. Step 6: Final answer
    x = 10,233.04

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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.