Home / 18,058.03-27,087.63-6,211.68

Finding the Fourth Proportional to 18,058.03, 27,087.63 and 6,211.68

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Solution

The fourth proportional to 18,058.03, 27,087.63 and 6,211.68 is: 9,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.03 : 27,087.63 = 6,211.68 : x
  2. Step 2: Convert to fraction form
    18,058.03/27,087.63 = 6,211.68/x
  3. Step 3: Cross multiply
    18,058.03x = 27,087.63 × 6,211.68
  4. Step 4: Simplify right side
    18,058.03x = 168,259,689.52
  5. Step 5: Solve for x
    x = 168,259,689.52/18,058.03
  6. Step 6: Final answer
    x = 9,317.72

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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.