Home / 13,823.73-19,071.92-8,444.72

Finding the Fourth Proportional to 13,823.73, 19,071.92 and 8,444.72

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Solution

The fourth proportional to 13,823.73, 19,071.92 and 8,444.72 is: 11,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.73 : 19,071.92 = 8,444.72 : x
  2. Step 2: Convert to fraction form
    13,823.73/19,071.92 = 8,444.72/x
  3. Step 3: Cross multiply
    13,823.73x = 19,071.92 × 8,444.72
  4. Step 4: Simplify right side
    13,823.73x = 161,057,093.05
  5. Step 5: Solve for x
    x = 161,057,093.05/13,823.73
  6. Step 6: Final answer
    x = 11,650.77

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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.