Home / 30,882.06-42,616.62-17,457.66

Finding the Fourth Proportional to 30,882.06, 42,616.62 and 17,457.66

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Solution

The fourth proportional to 30,882.06, 42,616.62 and 17,457.66 is: 24,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,882.06 : 42,616.62 = 17,457.66 : x
  2. Step 2: Convert to fraction form
    30,882.06/42,616.62 = 17,457.66/x
  3. Step 3: Cross multiply
    30,882.06x = 42,616.62 × 17,457.66
  4. Step 4: Simplify right side
    30,882.06x = 743,986,462.31
  5. Step 5: Solve for x
    x = 743,986,462.31/30,882.06
  6. Step 6: Final answer
    x = 24,091.22

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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.