Home / 18,417.88-27,577.61-11,003.95

Finding the Fourth Proportional to 18,417.88, 27,577.61 and 11,003.95

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Solution

The fourth proportional to 18,417.88, 27,577.61 and 11,003.95 is: 16,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.88 : 27,577.61 = 11,003.95 : x
  2. Step 2: Convert to fraction form
    18,417.88/27,577.61 = 11,003.95/x
  3. Step 3: Cross multiply
    18,417.88x = 27,577.61 × 11,003.95
  4. Step 4: Simplify right side
    18,417.88x = 303,462,724.17
  5. Step 5: Solve for x
    x = 303,462,724.17/18,417.88
  6. Step 6: Final answer
    x = 16,476.53

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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.