Home / 18,157.03-27,228.69-7,062.32

Finding the Fourth Proportional to 18,157.03, 27,228.69 and 7,062.32

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Solution

The fourth proportional to 18,157.03, 27,228.69 and 7,062.32 is: 10,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157.03 : 27,228.69 = 7,062.32 : x
  2. Step 2: Convert to fraction form
    18,157.03/27,228.69 = 7,062.32/x
  3. Step 3: Cross multiply
    18,157.03x = 27,228.69 × 7,062.32
  4. Step 4: Simplify right side
    18,157.03x = 192,297,790.03
  5. Step 5: Solve for x
    x = 192,297,790.03/18,157.03
  6. Step 6: Final answer
    x = 10,590.82

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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.