Home / 19,262.14-28,900.38-11,781.04

Finding the Fourth Proportional to 19,262.14, 28,900.38 and 11,781.04

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Solution

The fourth proportional to 19,262.14, 28,900.38 and 11,781.04 is: 17,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.14 : 28,900.38 = 11,781.04 : x
  2. Step 2: Convert to fraction form
    19,262.14/28,900.38 = 11,781.04/x
  3. Step 3: Cross multiply
    19,262.14x = 28,900.38 × 11,781.04
  4. Step 4: Simplify right side
    19,262.14x = 340,476,532.80
  5. Step 5: Solve for x
    x = 340,476,532.80/19,262.14
  6. Step 6: Final answer
    x = 17,675.95

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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.