Home / 16,961.59-23,374.33-11,289.97

Finding the Fourth Proportional to 16,961.59, 23,374.33 and 11,289.97

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Solution

The fourth proportional to 16,961.59, 23,374.33 and 11,289.97 is: 15,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.59 : 23,374.33 = 11,289.97 : x
  2. Step 2: Convert to fraction form
    16,961.59/23,374.33 = 11,289.97/x
  3. Step 3: Cross multiply
    16,961.59x = 23,374.33 × 11,289.97
  4. Step 4: Simplify right side
    16,961.59x = 263,895,484.47
  5. Step 5: Solve for x
    x = 263,895,484.47/16,961.59
  6. Step 6: Final answer
    x = 15,558.42

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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.