Home / 18,941.36-28,413.48-5,794.72

Finding the Fourth Proportional to 18,941.36, 28,413.48 and 5,794.72

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Solution

The fourth proportional to 18,941.36, 28,413.48 and 5,794.72 is: 8,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941.36 : 28,413.48 = 5,794.72 : x
  2. Step 2: Convert to fraction form
    18,941.36/28,413.48 = 5,794.72/x
  3. Step 3: Cross multiply
    18,941.36x = 28,413.48 × 5,794.72
  4. Step 4: Simplify right side
    18,941.36x = 164,648,160.83
  5. Step 5: Solve for x
    x = 164,648,160.83/18,941.36
  6. Step 6: Final answer
    x = 8,692.52

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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.