Home / 14,380.53-19,841.25-8,413.66

Finding the Fourth Proportional to 14,380.53, 19,841.25 and 8,413.66

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Solution

The fourth proportional to 14,380.53, 19,841.25 and 8,413.66 is: 11,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.53 : 19,841.25 = 8,413.66 : x
  2. Step 2: Convert to fraction form
    14,380.53/19,841.25 = 8,413.66/x
  3. Step 3: Cross multiply
    14,380.53x = 19,841.25 × 8,413.66
  4. Step 4: Simplify right side
    14,380.53x = 166,937,531.48
  5. Step 5: Solve for x
    x = 166,937,531.48/14,380.53
  6. Step 6: Final answer
    x = 11,608.58

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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.