Home / 17,637.12-24,296.94-15,111.18

Finding the Fourth Proportional to 17,637.12, 24,296.94 and 15,111.18

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Solution

The fourth proportional to 17,637.12, 24,296.94 and 15,111.18 is: 20,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.12 : 24,296.94 = 15,111.18 : x
  2. Step 2: Convert to fraction form
    17,637.12/24,296.94 = 15,111.18/x
  3. Step 3: Cross multiply
    17,637.12x = 24,296.94 × 15,111.18
  4. Step 4: Simplify right side
    17,637.12x = 367,155,433.79
  5. Step 5: Solve for x
    x = 367,155,433.79/17,637.12
  6. Step 6: Final answer
    x = 20,817.20

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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.