Home / 13,964.16-19,270.53-7,995.54

Finding the Fourth Proportional to 13,964.16, 19,270.53 and 7,995.54

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Solution

The fourth proportional to 13,964.16, 19,270.53 and 7,995.54 is: 11,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.16 : 19,270.53 = 7,995.54 : x
  2. Step 2: Convert to fraction form
    13,964.16/19,270.53 = 7,995.54/x
  3. Step 3: Cross multiply
    13,964.16x = 19,270.53 × 7,995.54
  4. Step 4: Simplify right side
    13,964.16x = 154,078,293.44
  5. Step 5: Solve for x
    x = 154,078,293.44/13,964.16
  6. Step 6: Final answer
    x = 11,033.84

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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.