Home / 23,819.94-35,722.53-19,128.87

Finding the Fourth Proportional to 23,819.94, 35,722.53 and 19,128.87

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Solution

The fourth proportional to 23,819.94, 35,722.53 and 19,128.87 is: 28,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.94 : 35,722.53 = 19,128.87 : x
  2. Step 2: Convert to fraction form
    23,819.94/35,722.53 = 19,128.87/x
  3. Step 3: Cross multiply
    23,819.94x = 35,722.53 × 19,128.87
  4. Step 4: Simplify right side
    23,819.94x = 683,331,632.44
  5. Step 5: Solve for x
    x = 683,331,632.44/23,819.94
  6. Step 6: Final answer
    x = 28,687.38

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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.