Home / 11,827.20-16,313.36-9,589.17

Finding the Fourth Proportional to 11,827.20, 16,313.36 and 9,589.17

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Solution

The fourth proportional to 11,827.20, 16,313.36 and 9,589.17 is: 13,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.20 : 16,313.36 = 9,589.17 : x
  2. Step 2: Convert to fraction form
    11,827.20/16,313.36 = 9,589.17/x
  3. Step 3: Cross multiply
    11,827.20x = 16,313.36 × 9,589.17
  4. Step 4: Simplify right side
    11,827.20x = 156,431,534.37
  5. Step 5: Solve for x
    x = 156,431,534.37/11,827.20
  6. Step 6: Final answer
    x = 13,226.42

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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.