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Finding the Fourth Proportional to 62,413.70, 93,620.55 and 18,041.90

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Solution

The fourth proportional to 62,413.70, 93,620.55 and 18,041.90 is: 27,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,413.70 : 93,620.55 = 18,041.90 : x
  2. Step 2: Convert to fraction form
    62,413.70/93,620.55 = 18,041.90/x
  3. Step 3: Cross multiply
    62,413.70x = 93,620.55 × 18,041.90
  4. Step 4: Simplify right side
    62,413.70x = 1,689,092,601.05
  5. Step 5: Solve for x
    x = 1,689,092,601.05/62,413.70
  6. Step 6: Final answer
    x = 27,062.85

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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.