Home / 20,413.32-28,148.22-17,737.08

Finding the Fourth Proportional to 20,413.32, 28,148.22 and 17,737.08

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Solution

The fourth proportional to 20,413.32, 28,148.22 and 17,737.08 is: 24,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413.32 : 28,148.22 = 17,737.08 : x
  2. Step 2: Convert to fraction form
    20,413.32/28,148.22 = 17,737.08/x
  3. Step 3: Cross multiply
    20,413.32x = 28,148.22 × 17,737.08
  4. Step 4: Simplify right side
    20,413.32x = 499,267,230.00
  5. Step 5: Solve for x
    x = 499,267,230.00/20,413.32
  6. Step 6: Final answer
    x = 24,457.91

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