Home / 11,650.49-17,458.45-8,557.37

Finding the Fourth Proportional to 11,650.49, 17,458.45 and 8,557.37

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Solution

The fourth proportional to 11,650.49, 17,458.45 and 8,557.37 is: 12,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.49 : 17,458.45 = 8,557.37 : x
  2. Step 2: Convert to fraction form
    11,650.49/17,458.45 = 8,557.37/x
  3. Step 3: Cross multiply
    11,650.49x = 17,458.45 × 8,557.37
  4. Step 4: Simplify right side
    11,650.49x = 149,398,416.28
  5. Step 5: Solve for x
    x = 149,398,416.28/11,650.49
  6. Step 6: Final answer
    x = 12,823.36

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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.