Home / 32,413.92-48,621-21,891.72

Finding the Fourth Proportional to 32,413.92, 48,621 and 21,891.72

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Solution

The fourth proportional to 32,413.92, 48,621 and 21,891.72 is: 32,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,413.92 : 48,621 = 21,891.72 : x
  2. Step 2: Convert to fraction form
    32,413.92/48,621 = 21,891.72/x
  3. Step 3: Cross multiply
    32,413.92x = 48,621 × 21,891.72
  4. Step 4: Simplify right side
    32,413.92x = 1,064,397,318.12
  5. Step 5: Solve for x
    x = 1,064,397,318.12/32,413.92
  6. Step 6: Final answer
    x = 32,837.66

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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.