Home / 18,058.17-27,087.12-4,910.43

Finding the Fourth Proportional to 18,058.17, 27,087.12 and 4,910.43

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Solution

The fourth proportional to 18,058.17, 27,087.12 and 4,910.43 is: 7,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.17 : 27,087.12 = 4,910.43 : x
  2. Step 2: Convert to fraction form
    18,058.17/27,087.12 = 4,910.43/x
  3. Step 3: Cross multiply
    18,058.17x = 27,087.12 × 4,910.43
  4. Step 4: Simplify right side
    18,058.17x = 133,009,406.66
  5. Step 5: Solve for x
    x = 133,009,406.66/18,058.17
  6. Step 6: Final answer
    x = 7,365.61

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1.5x scale

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.