Home / 28,658.48-39,556.96-17,327.99

Finding the Fourth Proportional to 28,658.48, 39,556.96 and 17,327.99

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Solution

The fourth proportional to 28,658.48, 39,556.96 and 17,327.99 is: 23,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,658.48 : 39,556.96 = 17,327.99 : x
  2. Step 2: Convert to fraction form
    28,658.48/39,556.96 = 17,327.99/x
  3. Step 3: Cross multiply
    28,658.48x = 39,556.96 × 17,327.99
  4. Step 4: Simplify right side
    28,658.48x = 685,442,662.88
  5. Step 5: Solve for x
    x = 685,442,662.88/28,658.48
  6. Step 6: Final answer
    x = 23,917.63

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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.