Home / 18,287.37-27,408.57-14,574.33

Finding the Fourth Proportional to 18,287.37, 27,408.57 and 14,574.33

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Solution

The fourth proportional to 18,287.37, 27,408.57 and 14,574.33 is: 21,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287.37 : 27,408.57 = 14,574.33 : x
  2. Step 2: Convert to fraction form
    18,287.37/27,408.57 = 14,574.33/x
  3. Step 3: Cross multiply
    18,287.37x = 27,408.57 × 14,574.33
  4. Step 4: Simplify right side
    18,287.37x = 399,461,544.01
  5. Step 5: Solve for x
    x = 399,461,544.01/18,287.37
  6. Step 6: Final answer
    x = 21,843.58

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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.