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Finding the Fourth Proportional to 16,885.96, 25,334.94 and 6,494.92

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Solution

The fourth proportional to 16,885.96, 25,334.94 and 6,494.92 is: 9,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.96 : 25,334.94 = 6,494.92 : x
  2. Step 2: Convert to fraction form
    16,885.96/25,334.94 = 6,494.92/x
  3. Step 3: Cross multiply
    16,885.96x = 25,334.94 × 6,494.92
  4. Step 4: Simplify right side
    16,885.96x = 164,548,408.50
  5. Step 5: Solve for x
    x = 164,548,408.50/16,885.96
  6. Step 6: Final answer
    x = 9,744.69

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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.