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Finding the Fourth Proportional to 43,413.84, 65,107.44 and 16,753.68

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Solution

The fourth proportional to 43,413.84, 65,107.44 and 16,753.68 is: 25,125.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,413.84 : 65,107.44 = 16,753.68 : x
  2. Step 2: Convert to fraction form
    43,413.84/65,107.44 = 16,753.68/x
  3. Step 3: Cross multiply
    43,413.84x = 65,107.44 × 16,753.68
  4. Step 4: Simplify right side
    43,413.84x = 1,090,789,215.38
  5. Step 5: Solve for x
    x = 1,090,789,215.38/43,413.84
  6. Step 6: Final answer
    x = 25,125.38

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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.