Home / 39,511.89-54,522.56-22,517.07

Finding the Fourth Proportional to 39,511.89, 54,522.56 and 22,517.07

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Solution

The fourth proportional to 39,511.89, 54,522.56 and 22,517.07 is: 31,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.89 : 54,522.56 = 22,517.07 : x
  2. Step 2: Convert to fraction form
    39,511.89/54,522.56 = 22,517.07/x
  3. Step 3: Cross multiply
    39,511.89x = 54,522.56 × 22,517.07
  4. Step 4: Simplify right side
    39,511.89x = 1,227,688,187.51
  5. Step 5: Solve for x
    x = 1,227,688,187.51/39,511.89
  6. Step 6: Final answer
    x = 31,071.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.