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Finding the Fourth Proportional to 22,060.91, 33,091.83 and 6,478.53

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Solution

The fourth proportional to 22,060.91, 33,091.83 and 6,478.53 is: 9,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.91 : 33,091.83 = 6,478.53 : x
  2. Step 2: Convert to fraction form
    22,060.91/33,091.83 = 6,478.53/x
  3. Step 3: Cross multiply
    22,060.91x = 33,091.83 × 6,478.53
  4. Step 4: Simplify right side
    22,060.91x = 214,386,413.41
  5. Step 5: Solve for x
    x = 214,386,413.41/22,060.91
  6. Step 6: Final answer
    x = 9,717.93

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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.