Home / 14,272.57-19,704.06-8,608.75

Finding the Fourth Proportional to 14,272.57, 19,704.06 and 8,608.75

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Solution

The fourth proportional to 14,272.57, 19,704.06 and 8,608.75 is: 11,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.57 : 19,704.06 = 8,608.75 : x
  2. Step 2: Convert to fraction form
    14,272.57/19,704.06 = 8,608.75/x
  3. Step 3: Cross multiply
    14,272.57x = 19,704.06 × 8,608.75
  4. Step 4: Simplify right side
    14,272.57x = 169,627,326.53
  5. Step 5: Solve for x
    x = 169,627,326.53/14,272.57
  6. Step 6: Final answer
    x = 11,884.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.