Home / 16,803.26-25,208.64-5,117.38

Finding the Fourth Proportional to 16,803.26, 25,208.64 and 5,117.38

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Solution

The fourth proportional to 16,803.26, 25,208.64 and 5,117.38 is: 7,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.26 : 25,208.64 = 5,117.38 : x
  2. Step 2: Convert to fraction form
    16,803.26/25,208.64 = 5,117.38/x
  3. Step 3: Cross multiply
    16,803.26x = 25,208.64 × 5,117.38
  4. Step 4: Simplify right side
    16,803.26x = 129,002,190.16
  5. Step 5: Solve for x
    x = 129,002,190.16/16,803.26
  6. Step 6: Final answer
    x = 7,677.21

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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.