Home / 17,829.72-26,736.40-5,176.60

Finding the Fourth Proportional to 17,829.72, 26,736.40 and 5,176.60

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Solution

The fourth proportional to 17,829.72, 26,736.40 and 5,176.60 is: 7,762.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.72 : 26,736.40 = 5,176.60 : x
  2. Step 2: Convert to fraction form
    17,829.72/26,736.40 = 5,176.60/x
  3. Step 3: Cross multiply
    17,829.72x = 26,736.40 × 5,176.60
  4. Step 4: Simplify right side
    17,829.72x = 138,403,648.24
  5. Step 5: Solve for x
    x = 138,403,648.24/17,829.72
  6. Step 6: Final answer
    x = 7,762.53

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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.