Home / 16,759.64-25,129.68-6,887.72

Finding the Fourth Proportional to 16,759.64, 25,129.68 and 6,887.72

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Solution

The fourth proportional to 16,759.64, 25,129.68 and 6,887.72 is: 10,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.64 : 25,129.68 = 6,887.72 : x
  2. Step 2: Convert to fraction form
    16,759.64/25,129.68 = 6,887.72/x
  3. Step 3: Cross multiply
    16,759.64x = 25,129.68 × 6,887.72
  4. Step 4: Simplify right side
    16,759.64x = 173,086,199.53
  5. Step 5: Solve for x
    x = 173,086,199.53/16,759.64
  6. Step 6: Final answer
    x = 10,327.56

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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.