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Finding the Fourth Proportional to 11,550.94, 17,349.85 and 10,194.94

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Solution

The fourth proportional to 11,550.94, 17,349.85 and 10,194.94 is: 15,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.94 : 17,349.85 = 10,194.94 : x
  2. Step 2: Convert to fraction form
    11,550.94/17,349.85 = 10,194.94/x
  3. Step 3: Cross multiply
    11,550.94x = 17,349.85 × 10,194.94
  4. Step 4: Simplify right side
    11,550.94x = 176,880,679.76
  5. Step 5: Solve for x
    x = 176,880,679.76/11,550.94
  6. Step 6: Final answer
    x = 15,313.10

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1.5x scale

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.