Home / 13,832.23-19,087.84-8,463.61

Finding the Fourth Proportional to 13,832.23, 19,087.84 and 8,463.61

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Solution

The fourth proportional to 13,832.23, 19,087.84 and 8,463.61 is: 11,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.23 : 19,087.84 = 8,463.61 : x
  2. Step 2: Convert to fraction form
    13,832.23/19,087.84 = 8,463.61/x
  3. Step 3: Cross multiply
    13,832.23x = 19,087.84 × 8,463.61
  4. Step 4: Simplify right side
    13,832.23x = 161,552,033.50
  5. Step 5: Solve for x
    x = 161,552,033.50/13,832.23
  6. Step 6: Final answer
    x = 11,679.39

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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.