Home / 16,825.44-25,190.64-8,910

Finding the Fourth Proportional to 16,825.44, 25,190.64 and 8,910

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Solution

The fourth proportional to 16,825.44, 25,190.64 and 8,910 is: 13,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.44 : 25,190.64 = 8,910 : x
  2. Step 2: Convert to fraction form
    16,825.44/25,190.64 = 8,910/x
  3. Step 3: Cross multiply
    16,825.44x = 25,190.64 × 8,910
  4. Step 4: Simplify right side
    16,825.44x = 224,448,602.40
  5. Step 5: Solve for x
    x = 224,448,602.40/16,825.44
  6. Step 6: Final answer
    x = 13,339.84

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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.