Home / 20,035.82-27,649.92-11,083.50

Finding the Fourth Proportional to 20,035.82, 27,649.92 and 11,083.50

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Solution

The fourth proportional to 20,035.82, 27,649.92 and 11,083.50 is: 15,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.82 : 27,649.92 = 11,083.50 : x
  2. Step 2: Convert to fraction form
    20,035.82/27,649.92 = 11,083.50/x
  3. Step 3: Cross multiply
    20,035.82x = 27,649.92 × 11,083.50
  4. Step 4: Simplify right side
    20,035.82x = 306,457,888.32
  5. Step 5: Solve for x
    x = 306,457,888.32/20,035.82
  6. Step 6: Final answer
    x = 15,295.50

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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.