Home / 38,539.22-57,808.53-19,824.50

Finding the Fourth Proportional to 38,539.22, 57,808.53 and 19,824.50

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Solution

The fourth proportional to 38,539.22, 57,808.53 and 19,824.50 is: 29,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539.22 : 57,808.53 = 19,824.50 : x
  2. Step 2: Convert to fraction form
    38,539.22/57,808.53 = 19,824.50/x
  3. Step 3: Cross multiply
    38,539.22x = 57,808.53 × 19,824.50
  4. Step 4: Simplify right side
    38,539.22x = 1,146,025,202.99
  5. Step 5: Solve for x
    x = 1,146,025,202.99/38,539.22
  6. Step 6: Final answer
    x = 29,736.60

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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.