Home / 17,127.40-25,704.08-7,273.60

Finding the Fourth Proportional to 17,127.40, 25,704.08 and 7,273.60

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Solution

The fourth proportional to 17,127.40, 25,704.08 and 7,273.60 is: 10,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127.40 : 25,704.08 = 7,273.60 : x
  2. Step 2: Convert to fraction form
    17,127.40/25,704.08 = 7,273.60/x
  3. Step 3: Cross multiply
    17,127.40x = 25,704.08 × 7,273.60
  4. Step 4: Simplify right side
    17,127.40x = 186,961,163.85
  5. Step 5: Solve for x
    x = 186,961,163.85/17,127.40
  6. Step 6: Final answer
    x = 10,915.91

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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.