Home / 17,031.96-25,515.79-8,717.24

Finding the Fourth Proportional to 17,031.96, 25,515.79 and 8,717.24

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Solution

The fourth proportional to 17,031.96, 25,515.79 and 8,717.24 is: 13,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,031.96 : 25,515.79 = 8,717.24 : x
  2. Step 2: Convert to fraction form
    17,031.96/25,515.79 = 8,717.24/x
  3. Step 3: Cross multiply
    17,031.96x = 25,515.79 × 8,717.24
  4. Step 4: Simplify right side
    17,031.96x = 222,427,356.25
  5. Step 5: Solve for x
    x = 222,427,356.25/17,031.96
  6. Step 6: Final answer
    x = 13,059.41

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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.