Home / 18,272.37-25,213.72-10,314.12

Finding the Fourth Proportional to 18,272.37, 25,213.72 and 10,314.12

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Solution

The fourth proportional to 18,272.37, 25,213.72 and 10,314.12 is: 14,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.37 : 25,213.72 = 10,314.12 : x
  2. Step 2: Convert to fraction form
    18,272.37/25,213.72 = 10,314.12/x
  3. Step 3: Cross multiply
    18,272.37x = 25,213.72 × 10,314.12
  4. Step 4: Simplify right side
    18,272.37x = 260,057,333.73
  5. Step 5: Solve for x
    x = 260,057,333.73/18,272.37
  6. Step 6: Final answer
    x = 14,232.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.