Home / 11,285.75-16,940.70-9,551.94

Finding the Fourth Proportional to 11,285.75, 16,940.70 and 9,551.94

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Solution

The fourth proportional to 11,285.75, 16,940.70 and 9,551.94 is: 14,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.75 : 16,940.70 = 9,551.94 : x
  2. Step 2: Convert to fraction form
    11,285.75/16,940.70 = 9,551.94/x
  3. Step 3: Cross multiply
    11,285.75x = 16,940.70 × 9,551.94
  4. Step 4: Simplify right side
    11,285.75x = 161,816,549.96
  5. Step 5: Solve for x
    x = 161,816,549.96/11,285.75
  6. Step 6: Final answer
    x = 14,338.13

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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.