Home / 20,592.77-28,413.18-12,094.38

Finding the Fourth Proportional to 20,592.77, 28,413.18 and 12,094.38

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Solution

The fourth proportional to 20,592.77, 28,413.18 and 12,094.38 is: 16,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,592.77 : 28,413.18 = 12,094.38 : x
  2. Step 2: Convert to fraction form
    20,592.77/28,413.18 = 12,094.38/x
  3. Step 3: Cross multiply
    20,592.77x = 28,413.18 × 12,094.38
  4. Step 4: Simplify right side
    20,592.77x = 343,639,795.93
  5. Step 5: Solve for x
    x = 343,639,795.93/20,592.77
  6. Step 6: Final answer
    x = 16,687.40

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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.