Home / 28,967.20-39,984.26-17,029.96

Finding the Fourth Proportional to 28,967.20, 39,984.26 and 17,029.96

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Solution

The fourth proportional to 28,967.20, 39,984.26 and 17,029.96 is: 23,506.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.20 : 39,984.26 = 17,029.96 : x
  2. Step 2: Convert to fraction form
    28,967.20/39,984.26 = 17,029.96/x
  3. Step 3: Cross multiply
    28,967.20x = 39,984.26 × 17,029.96
  4. Step 4: Simplify right side
    28,967.20x = 680,930,348.43
  5. Step 5: Solve for x
    x = 680,930,348.43/28,967.20
  6. Step 6: Final answer
    x = 23,506.94

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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.