Home / 14,067.09-19,413.95-8,401.86

Finding the Fourth Proportional to 14,067.09, 19,413.95 and 8,401.86

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Solution

The fourth proportional to 14,067.09, 19,413.95 and 8,401.86 is: 11,595.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.09 : 19,413.95 = 8,401.86 : x
  2. Step 2: Convert to fraction form
    14,067.09/19,413.95 = 8,401.86/x
  3. Step 3: Cross multiply
    14,067.09x = 19,413.95 × 8,401.86
  4. Step 4: Simplify right side
    14,067.09x = 163,113,247.94
  5. Step 5: Solve for x
    x = 163,113,247.94/14,067.09
  6. Step 6: Final answer
    x = 11,595.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.