Home / 16,759.53-25,139.27-4,279.57

Finding the Fourth Proportional to 16,759.53, 25,139.27 and 4,279.57

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Solution

The fourth proportional to 16,759.53, 25,139.27 and 4,279.57 is: 6,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.53 : 25,139.27 = 4,279.57 : x
  2. Step 2: Convert to fraction form
    16,759.53/25,139.27 = 4,279.57/x
  3. Step 3: Cross multiply
    16,759.53x = 25,139.27 × 4,279.57
  4. Step 4: Simplify right side
    16,759.53x = 107,585,166.55
  5. Step 5: Solve for x
    x = 107,585,166.55/16,759.53
  6. Step 6: Final answer
    x = 6,419.34

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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.