Home / 16,910.90-23,346.42-10,198.22

Finding the Fourth Proportional to 16,910.90, 23,346.42 and 10,198.22

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Solution

The fourth proportional to 16,910.90, 23,346.42 and 10,198.22 is: 14,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.90 : 23,346.42 = 10,198.22 : x
  2. Step 2: Convert to fraction form
    16,910.90/23,346.42 = 10,198.22/x
  3. Step 3: Cross multiply
    16,910.90x = 23,346.42 × 10,198.22
  4. Step 4: Simplify right side
    16,910.90x = 238,091,985.74
  5. Step 5: Solve for x
    x = 238,091,985.74/16,910.90
  6. Step 6: Final answer
    x = 14,079.21

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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.