Home / 19,144.08-26,420.04-10,761.12

Finding the Fourth Proportional to 19,144.08, 26,420.04 and 10,761.12

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Solution

The fourth proportional to 19,144.08, 26,420.04 and 10,761.12 is: 14,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,144.08 : 26,420.04 = 10,761.12 : x
  2. Step 2: Convert to fraction form
    19,144.08/26,420.04 = 10,761.12/x
  3. Step 3: Cross multiply
    19,144.08x = 26,420.04 × 10,761.12
  4. Step 4: Simplify right side
    19,144.08x = 284,309,220.84
  5. Step 5: Solve for x
    x = 284,309,220.84/19,144.08
  6. Step 6: Final answer
    x = 14,851.03

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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.