Home / 13,972.94-20,952.72-6,571.16

Finding the Fourth Proportional to 13,972.94, 20,952.72 and 6,571.16

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Solution

The fourth proportional to 13,972.94, 20,952.72 and 6,571.16 is: 9,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972.94 : 20,952.72 = 6,571.16 : x
  2. Step 2: Convert to fraction form
    13,972.94/20,952.72 = 6,571.16/x
  3. Step 3: Cross multiply
    13,972.94x = 20,952.72 × 6,571.16
  4. Step 4: Simplify right side
    13,972.94x = 137,683,675.56
  5. Step 5: Solve for x
    x = 137,683,675.56/13,972.94
  6. Step 6: Final answer
    x = 9,853.59

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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.