Home / 17,021.56-25,549.62-10,766.20

Finding the Fourth Proportional to 17,021.56, 25,549.62 and 10,766.20

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Solution

The fourth proportional to 17,021.56, 25,549.62 and 10,766.20 is: 16,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.56 : 25,549.62 = 10,766.20 : x
  2. Step 2: Convert to fraction form
    17,021.56/25,549.62 = 10,766.20/x
  3. Step 3: Cross multiply
    17,021.56x = 25,549.62 × 10,766.20
  4. Step 4: Simplify right side
    17,021.56x = 275,072,318.84
  5. Step 5: Solve for x
    x = 275,072,318.84/17,021.56
  6. Step 6: Final answer
    x = 16,160.23

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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.