Home / 12,745.06-19,083.32-10,395.38

Finding the Fourth Proportional to 12,745.06, 19,083.32 and 10,395.38

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Solution

The fourth proportional to 12,745.06, 19,083.32 and 10,395.38 is: 15,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,745.06 : 19,083.32 = 10,395.38 : x
  2. Step 2: Convert to fraction form
    12,745.06/19,083.32 = 10,395.38/x
  3. Step 3: Cross multiply
    12,745.06x = 19,083.32 × 10,395.38
  4. Step 4: Simplify right side
    12,745.06x = 198,378,363.06
  5. Step 5: Solve for x
    x = 198,378,363.06/12,745.06
  6. Step 6: Final answer
    x = 15,565.12

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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.