Home / 14,413.70-21,477.26-12,841.62

Finding the Fourth Proportional to 14,413.70, 21,477.26 and 12,841.62

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Solution

The fourth proportional to 14,413.70, 21,477.26 and 12,841.62 is: 19,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.70 : 21,477.26 = 12,841.62 : x
  2. Step 2: Convert to fraction form
    14,413.70/21,477.26 = 12,841.62/x
  3. Step 3: Cross multiply
    14,413.70x = 21,477.26 × 12,841.62
  4. Step 4: Simplify right side
    14,413.70x = 275,802,811.56
  5. Step 5: Solve for x
    x = 275,802,811.56/14,413.70
  6. Step 6: Final answer
    x = 19,134.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.