Home / 12,540.96-18,795.24-5,969.16

Finding the Fourth Proportional to 12,540.96, 18,795.24 and 5,969.16

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Solution

The fourth proportional to 12,540.96, 18,795.24 and 5,969.16 is: 8,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,540.96 : 18,795.24 = 5,969.16 : x
  2. Step 2: Convert to fraction form
    12,540.96/18,795.24 = 5,969.16/x
  3. Step 3: Cross multiply
    12,540.96x = 18,795.24 × 5,969.16
  4. Step 4: Simplify right side
    12,540.96x = 112,191,794.80
  5. Step 5: Solve for x
    x = 112,191,794.80/12,540.96
  6. Step 6: Final answer
    x = 8,946.03

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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.