Home / 23,821.91-32,871.86-13,753.60

Finding the Fourth Proportional to 23,821.91, 32,871.86 and 13,753.60

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Solution

The fourth proportional to 23,821.91, 32,871.86 and 13,753.60 is: 18,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,821.91 : 32,871.86 = 13,753.60 : x
  2. Step 2: Convert to fraction form
    23,821.91/32,871.86 = 13,753.60/x
  3. Step 3: Cross multiply
    23,821.91x = 32,871.86 × 13,753.60
  4. Step 4: Simplify right side
    23,821.91x = 452,106,413.70
  5. Step 5: Solve for x
    x = 452,106,413.70/23,821.91
  6. Step 6: Final answer
    x = 18,978.60

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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.