Home / 13,092.09-18,059.54-8,303.37

Finding the Fourth Proportional to 13,092.09, 18,059.54 and 8,303.37

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Solution

The fourth proportional to 13,092.09, 18,059.54 and 8,303.37 is: 11,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.09 : 18,059.54 = 8,303.37 : x
  2. Step 2: Convert to fraction form
    13,092.09/18,059.54 = 8,303.37/x
  3. Step 3: Cross multiply
    13,092.09x = 18,059.54 × 8,303.37
  4. Step 4: Simplify right side
    13,092.09x = 149,955,001.13
  5. Step 5: Solve for x
    x = 149,955,001.13/13,092.09
  6. Step 6: Final answer
    x = 11,453.86

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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.