Home / 14,163.39-21,232.66-5,392.47

Finding the Fourth Proportional to 14,163.39, 21,232.66 and 5,392.47

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Solution

The fourth proportional to 14,163.39, 21,232.66 and 5,392.47 is: 8,083.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.39 : 21,232.66 = 5,392.47 : x
  2. Step 2: Convert to fraction form
    14,163.39/21,232.66 = 5,392.47/x
  3. Step 3: Cross multiply
    14,163.39x = 21,232.66 × 5,392.47
  4. Step 4: Simplify right side
    14,163.39x = 114,496,482.07
  5. Step 5: Solve for x
    x = 114,496,482.07/14,163.39
  6. Step 6: Final answer
    x = 8,083.97

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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.