Home / 28,243.44-38,977.57-17,069.04

Finding the Fourth Proportional to 28,243.44, 38,977.57 and 17,069.04

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Solution

The fourth proportional to 28,243.44, 38,977.57 and 17,069.04 is: 23,556.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,243.44 : 38,977.57 = 17,069.04 : x
  2. Step 2: Convert to fraction form
    28,243.44/38,977.57 = 17,069.04/x
  3. Step 3: Cross multiply
    28,243.44x = 38,977.57 × 17,069.04
  4. Step 4: Simplify right side
    28,243.44x = 665,309,701.43
  5. Step 5: Solve for x
    x = 665,309,701.43/28,243.44
  6. Step 6: Final answer
    x = 23,556.26

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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.