Home / 29,805.71-41,120.06-19,201.50

Finding the Fourth Proportional to 29,805.71, 41,120.06 and 19,201.50

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Solution

The fourth proportional to 29,805.71, 41,120.06 and 19,201.50 is: 26,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,805.71 : 41,120.06 = 19,201.50 : x
  2. Step 2: Convert to fraction form
    29,805.71/41,120.06 = 19,201.50/x
  3. Step 3: Cross multiply
    29,805.71x = 41,120.06 × 19,201.50
  4. Step 4: Simplify right side
    29,805.71x = 789,566,736.08
  5. Step 5: Solve for x
    x = 789,566,736.08/29,805.71
  6. Step 6: Final answer
    x = 26,490.46

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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.