Home / 14,185.53-21,264.39-5,871.42

Finding the Fourth Proportional to 14,185.53, 21,264.39 and 5,871.42

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Solution

The fourth proportional to 14,185.53, 21,264.39 and 5,871.42 is: 8,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.53 : 21,264.39 = 5,871.42 : x
  2. Step 2: Convert to fraction form
    14,185.53/21,264.39 = 5,871.42/x
  3. Step 3: Cross multiply
    14,185.53x = 21,264.39 × 5,871.42
  4. Step 4: Simplify right side
    14,185.53x = 124,852,164.73
  5. Step 5: Solve for x
    x = 124,852,164.73/14,185.53
  6. Step 6: Final answer
    x = 8,801.37

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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.