Home / 16,911.15-23,346.77-10,198.47

Finding the Fourth Proportional to 16,911.15, 23,346.77 and 10,198.47

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Solution

The fourth proportional to 16,911.15, 23,346.77 and 10,198.47 is: 14,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.15 : 23,346.77 = 10,198.47 : x
  2. Step 2: Convert to fraction form
    16,911.15/23,346.77 = 10,198.47/x
  3. Step 3: Cross multiply
    16,911.15x = 23,346.77 × 10,198.47
  4. Step 4: Simplify right side
    16,911.15x = 238,101,333.44
  5. Step 5: Solve for x
    x = 238,101,333.44/16,911.15
  6. Step 6: Final answer
    x = 14,079.55

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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.