Home / 16,797.35-25,191.53-5,107.43

Finding the Fourth Proportional to 16,797.35, 25,191.53 and 5,107.43

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Solution

The fourth proportional to 16,797.35, 25,191.53 and 5,107.43 is: 7,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797.35 : 25,191.53 = 5,107.43 : x
  2. Step 2: Convert to fraction form
    16,797.35/25,191.53 = 5,107.43/x
  3. Step 3: Cross multiply
    16,797.35x = 25,191.53 × 5,107.43
  4. Step 4: Simplify right side
    16,797.35x = 128,663,950.53
  5. Step 5: Solve for x
    x = 128,663,950.53/16,797.35
  6. Step 6: Final answer
    x = 7,659.78

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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.