Home / 16,956.21-25,419.33-6,418.92

Finding the Fourth Proportional to 16,956.21, 25,419.33 and 6,418.92

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Solution

The fourth proportional to 16,956.21, 25,419.33 and 6,418.92 is: 9,622.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.21 : 25,419.33 = 6,418.92 : x
  2. Step 2: Convert to fraction form
    16,956.21/25,419.33 = 6,418.92/x
  3. Step 3: Cross multiply
    16,956.21x = 25,419.33 × 6,418.92
  4. Step 4: Simplify right side
    16,956.21x = 163,164,645.72
  5. Step 5: Solve for x
    x = 163,164,645.72/16,956.21
  6. Step 6: Final answer
    x = 9,622.71

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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.