Home / 32,728.91-45,183.12-22,030.02

Finding the Fourth Proportional to 32,728.91, 45,183.12 and 22,030.02

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Solution

The fourth proportional to 32,728.91, 45,183.12 and 22,030.02 is: 30,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,728.91 : 45,183.12 = 22,030.02 : x
  2. Step 2: Convert to fraction form
    32,728.91/45,183.12 = 22,030.02/x
  3. Step 3: Cross multiply
    32,728.91x = 45,183.12 × 22,030.02
  4. Step 4: Simplify right side
    32,728.91x = 995,384,954.65
  5. Step 5: Solve for x
    x = 995,384,954.65/32,728.91
  6. Step 6: Final answer
    x = 30,413.02

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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.