Home / 14,190.14-21,277.76-4,193.57

Finding the Fourth Proportional to 14,190.14, 21,277.76 and 4,193.57

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Solution

The fourth proportional to 14,190.14, 21,277.76 and 4,193.57 is: 6,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.14 : 21,277.76 = 4,193.57 : x
  2. Step 2: Convert to fraction form
    14,190.14/21,277.76 = 4,193.57/x
  3. Step 3: Cross multiply
    14,190.14x = 21,277.76 × 4,193.57
  4. Step 4: Simplify right side
    14,190.14x = 89,229,648.65
  5. Step 5: Solve for x
    x = 89,229,648.65/14,190.14
  6. Step 6: Final answer
    x = 6,288.15

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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.