Home / 18,320.58-27,462.44-7,235.12

Finding the Fourth Proportional to 18,320.58, 27,462.44 and 7,235.12

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Solution

The fourth proportional to 18,320.58, 27,462.44 and 7,235.12 is: 10,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.58 : 27,462.44 = 7,235.12 : x
  2. Step 2: Convert to fraction form
    18,320.58/27,462.44 = 7,235.12/x
  3. Step 3: Cross multiply
    18,320.58x = 27,462.44 × 7,235.12
  4. Step 4: Simplify right side
    18,320.58x = 198,694,135.64
  5. Step 5: Solve for x
    x = 198,694,135.64/18,320.58
  6. Step 6: Final answer
    x = 10,845.41

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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.