Home / 34,552.98-47,692.80-20,413.62

Finding the Fourth Proportional to 34,552.98, 47,692.80 and 20,413.62

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Solution

The fourth proportional to 34,552.98, 47,692.80 and 20,413.62 is: 28,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,552.98 : 47,692.80 = 20,413.62 : x
  2. Step 2: Convert to fraction form
    34,552.98/47,692.80 = 20,413.62/x
  3. Step 3: Cross multiply
    34,552.98x = 47,692.80 × 20,413.62
  4. Step 4: Simplify right side
    34,552.98x = 973,582,695.94
  5. Step 5: Solve for x
    x = 973,582,695.94/34,552.98
  6. Step 6: Final answer
    x = 28,176.52

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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.