Home / 13,950.04-20,914.94-6,550.72

Finding the Fourth Proportional to 13,950.04, 20,914.94 and 6,550.72

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Solution

The fourth proportional to 13,950.04, 20,914.94 and 6,550.72 is: 9,821.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.04 : 20,914.94 = 6,550.72 : x
  2. Step 2: Convert to fraction form
    13,950.04/20,914.94 = 6,550.72/x
  3. Step 3: Cross multiply
    13,950.04x = 20,914.94 × 6,550.72
  4. Step 4: Simplify right side
    13,950.04x = 137,007,915.76
  5. Step 5: Solve for x
    x = 137,007,915.76/13,950.04
  6. Step 6: Final answer
    x = 9,821.33

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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.