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Finding the Fourth Proportional to 16,998.84, 25,494.30 and 6,466.68

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Solution

The fourth proportional to 16,998.84, 25,494.30 and 6,466.68 is: 9,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.84 : 25,494.30 = 6,466.68 : x
  2. Step 2: Convert to fraction form
    16,998.84/25,494.30 = 6,466.68/x
  3. Step 3: Cross multiply
    16,998.84x = 25,494.30 × 6,466.68
  4. Step 4: Simplify right side
    16,998.84x = 164,863,479.92
  5. Step 5: Solve for x
    x = 164,863,479.92/16,998.84
  6. Step 6: Final answer
    x = 9,698.51

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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.