Home / 16,838.69-23,231.75-10,874.39

Finding the Fourth Proportional to 16,838.69, 23,231.75 and 10,874.39

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Solution

The fourth proportional to 16,838.69, 23,231.75 and 10,874.39 is: 15,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.69 : 23,231.75 = 10,874.39 : x
  2. Step 2: Convert to fraction form
    16,838.69/23,231.75 = 10,874.39/x
  3. Step 3: Cross multiply
    16,838.69x = 23,231.75 × 10,874.39
  4. Step 4: Simplify right side
    16,838.69x = 252,630,939.35
  5. Step 5: Solve for x
    x = 252,630,939.35/16,838.69
  6. Step 6: Final answer
    x = 15,003.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.