Home / 48,105.24-66,413.94-30,215.58

Finding the Fourth Proportional to 48,105.24, 66,413.94 and 30,215.58

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Solution

The fourth proportional to 48,105.24, 66,413.94 and 30,215.58 is: 41,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,105.24 : 66,413.94 = 30,215.58 : x
  2. Step 2: Convert to fraction form
    48,105.24/66,413.94 = 30,215.58/x
  3. Step 3: Cross multiply
    48,105.24x = 66,413.94 × 30,215.58
  4. Step 4: Simplify right side
    48,105.24x = 2,006,735,717.19
  5. Step 5: Solve for x
    x = 2,006,735,717.19/48,105.24
  6. Step 6: Final answer
    x = 41,715.53

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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.