Home / 17,021.33-25,555.91-8,707.31

Finding the Fourth Proportional to 17,021.33, 25,555.91 and 8,707.31

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Solution

The fourth proportional to 17,021.33, 25,555.91 and 8,707.31 is: 13,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.33 : 25,555.91 = 8,707.31 : x
  2. Step 2: Convert to fraction form
    17,021.33/25,555.91 = 8,707.31/x
  3. Step 3: Cross multiply
    17,021.33x = 25,555.91 × 8,707.31
  4. Step 4: Simplify right side
    17,021.33x = 222,523,230.70
  5. Step 5: Solve for x
    x = 222,523,230.70/17,021.33
  6. Step 6: Final answer
    x = 13,073.20

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1.5x scale

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.