Home / 19,144.20-28,674.72-9,262.75

Finding the Fourth Proportional to 19,144.20, 28,674.72 and 9,262.75

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Solution

The fourth proportional to 19,144.20, 28,674.72 and 9,262.75 is: 13,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,144.20 : 28,674.72 = 9,262.75 : x
  2. Step 2: Convert to fraction form
    19,144.20/28,674.72 = 9,262.75/x
  3. Step 3: Cross multiply
    19,144.20x = 28,674.72 × 9,262.75
  4. Step 4: Simplify right side
    19,144.20x = 265,606,762.68
  5. Step 5: Solve for x
    x = 265,606,762.68/19,144.20
  6. Step 6: Final answer
    x = 13,874.01

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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.