Home / 16,836.73-23,239.79-9,764.89

Finding the Fourth Proportional to 16,836.73, 23,239.79 and 9,764.89

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Solution

The fourth proportional to 16,836.73, 23,239.79 and 9,764.89 is: 13,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.73 : 23,239.79 = 9,764.89 : x
  2. Step 2: Convert to fraction form
    16,836.73/23,239.79 = 9,764.89/x
  3. Step 3: Cross multiply
    16,836.73x = 23,239.79 × 9,764.89
  4. Step 4: Simplify right side
    16,836.73x = 226,933,944.15
  5. Step 5: Solve for x
    x = 226,933,944.15/16,836.73
  6. Step 6: Final answer
    x = 13,478.50

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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.