Home / 16,910.74-23,338.20-9,836.74

Finding the Fourth Proportional to 16,910.74, 23,338.20 and 9,836.74

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Solution

The fourth proportional to 16,910.74, 23,338.20 and 9,836.74 is: 13,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.74 : 23,338.20 = 9,836.74 : x
  2. Step 2: Convert to fraction form
    16,910.74/23,338.20 = 9,836.74/x
  3. Step 3: Cross multiply
    16,910.74x = 23,338.20 × 9,836.74
  4. Step 4: Simplify right side
    16,910.74x = 229,571,805.47
  5. Step 5: Solve for x
    x = 229,571,805.47/16,910.74
  6. Step 6: Final answer
    x = 13,575.50

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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.