Home / 14,302.62-21,453.57-4,942.31

Finding the Fourth Proportional to 14,302.62, 21,453.57 and 4,942.31

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Solution

The fourth proportional to 14,302.62, 21,453.57 and 4,942.31 is: 7,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.62 : 21,453.57 = 4,942.31 : x
  2. Step 2: Convert to fraction form
    14,302.62/21,453.57 = 4,942.31/x
  3. Step 3: Cross multiply
    14,302.62x = 21,453.57 × 4,942.31
  4. Step 4: Simplify right side
    14,302.62x = 106,030,086.28
  5. Step 5: Solve for x
    x = 106,030,086.28/14,302.62
  6. Step 6: Final answer
    x = 7,413.33

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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.