Home / 14,623.55-20,183.61-9,242.57

Finding the Fourth Proportional to 14,623.55, 20,183.61 and 9,242.57

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Solution

The fourth proportional to 14,623.55, 20,183.61 and 9,242.57 is: 12,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.55 : 20,183.61 = 9,242.57 : x
  2. Step 2: Convert to fraction form
    14,623.55/20,183.61 = 9,242.57/x
  3. Step 3: Cross multiply
    14,623.55x = 20,183.61 × 9,242.57
  4. Step 4: Simplify right side
    14,623.55x = 186,548,327.36
  5. Step 5: Solve for x
    x = 186,548,327.36/14,623.55
  6. Step 6: Final answer
    x = 12,756.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.