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Finding the Fourth Proportional to 16,824.22, 25,239.29 and 6,957.97

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Solution

The fourth proportional to 16,824.22, 25,239.29 and 6,957.97 is: 10,438.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.22 : 25,239.29 = 6,957.97 : x
  2. Step 2: Convert to fraction form
    16,824.22/25,239.29 = 6,957.97/x
  3. Step 3: Cross multiply
    16,824.22x = 25,239.29 × 6,957.97
  4. Step 4: Simplify right side
    16,824.22x = 175,614,222.64
  5. Step 5: Solve for x
    x = 175,614,222.64/16,824.22
  6. Step 6: Final answer
    x = 10,438.18

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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.