Home / 13,754.94-20,632.41-4,986.24

Finding the Fourth Proportional to 13,754.94, 20,632.41 and 4,986.24

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Solution

The fourth proportional to 13,754.94, 20,632.41 and 4,986.24 is: 7,479.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.94 : 20,632.41 = 4,986.24 : x
  2. Step 2: Convert to fraction form
    13,754.94/20,632.41 = 4,986.24/x
  3. Step 3: Cross multiply
    13,754.94x = 20,632.41 × 4,986.24
  4. Step 4: Simplify right side
    13,754.94x = 102,878,148.04
  5. Step 5: Solve for x
    x = 102,878,148.04/13,754.94
  6. Step 6: Final answer
    x = 7,479.36

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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.