Home / 11,823.86-17,724.80-9,374.42

Finding the Fourth Proportional to 11,823.86, 17,724.80 and 9,374.42

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Solution

The fourth proportional to 11,823.86, 17,724.80 and 9,374.42 is: 14,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.86 : 17,724.80 = 9,374.42 : x
  2. Step 2: Convert to fraction form
    11,823.86/17,724.80 = 9,374.42/x
  3. Step 3: Cross multiply
    11,823.86x = 17,724.80 × 9,374.42
  4. Step 4: Simplify right side
    11,823.86x = 166,159,719.62
  5. Step 5: Solve for x
    x = 166,159,719.62/11,823.86
  6. Step 6: Final answer
    x = 14,052.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.