Home / 18,603.03-27,906.32-6,123.17

Finding the Fourth Proportional to 18,603.03, 27,906.32 and 6,123.17

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Solution

The fourth proportional to 18,603.03, 27,906.32 and 6,123.17 is: 9,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603.03 : 27,906.32 = 6,123.17 : x
  2. Step 2: Convert to fraction form
    18,603.03/27,906.32 = 6,123.17/x
  3. Step 3: Cross multiply
    18,603.03x = 27,906.32 × 6,123.17
  4. Step 4: Simplify right side
    18,603.03x = 170,874,971.29
  5. Step 5: Solve for x
    x = 170,874,971.29/18,603.03
  6. Step 6: Final answer
    x = 9,185.33

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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.