Home / 11,945.70-16,506.24-8,599.62

Finding the Fourth Proportional to 11,945.70, 16,506.24 and 8,599.62

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Solution

The fourth proportional to 11,945.70, 16,506.24 and 8,599.62 is: 11,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.70 : 16,506.24 = 8,599.62 : x
  2. Step 2: Convert to fraction form
    11,945.70/16,506.24 = 8,599.62/x
  3. Step 3: Cross multiply
    11,945.70x = 16,506.24 × 8,599.62
  4. Step 4: Simplify right side
    11,945.70x = 141,947,391.63
  5. Step 5: Solve for x
    x = 141,947,391.63/11,945.70
  6. Step 6: Final answer
    x = 11,882.72

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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.