Home / 28,659.97-39,549.98-17,181.37

Finding the Fourth Proportional to 28,659.97, 39,549.98 and 17,181.37

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Solution

The fourth proportional to 28,659.97, 39,549.98 and 17,181.37 is: 23,709.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.97 : 39,549.98 = 17,181.37 : x
  2. Step 2: Convert to fraction form
    28,659.97/39,549.98 = 17,181.37/x
  3. Step 3: Cross multiply
    28,659.97x = 39,549.98 × 17,181.37
  4. Step 4: Simplify right side
    28,659.97x = 679,522,556.22
  5. Step 5: Solve for x
    x = 679,522,556.22/28,659.97
  6. Step 6: Final answer
    x = 23,709.82

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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.