Home / 17,129.62-25,657.29-16,711.48

Finding the Fourth Proportional to 17,129.62, 25,657.29 and 16,711.48

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Solution

The fourth proportional to 17,129.62, 25,657.29 and 16,711.48 is: 25,030.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.62 : 25,657.29 = 16,711.48 : x
  2. Step 2: Convert to fraction form
    17,129.62/25,657.29 = 16,711.48/x
  3. Step 3: Cross multiply
    17,129.62x = 25,657.29 × 16,711.48
  4. Step 4: Simplify right side
    17,129.62x = 428,771,288.69
  5. Step 5: Solve for x
    x = 428,771,288.69/17,129.62
  6. Step 6: Final answer
    x = 25,030.99

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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.