Home / 17,020.94-25,531.60-5,176.64

Finding the Fourth Proportional to 17,020.94, 25,531.60 and 5,176.64

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Solution

The fourth proportional to 17,020.94, 25,531.60 and 5,176.64 is: 7,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.94 : 25,531.60 = 5,176.64 : x
  2. Step 2: Convert to fraction form
    17,020.94/25,531.60 = 5,176.64/x
  3. Step 3: Cross multiply
    17,020.94x = 25,531.60 × 5,176.64
  4. Step 4: Simplify right side
    17,020.94x = 132,167,962.42
  5. Step 5: Solve for x
    x = 132,167,962.42/17,020.94
  6. Step 6: Final answer
    x = 7,765.02

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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.