Home / 19,404.21-29,106.96-15,183.57

Finding the Fourth Proportional to 19,404.21, 29,106.96 and 15,183.57

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Solution

The fourth proportional to 19,404.21, 29,106.96 and 15,183.57 is: 22,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.21 : 29,106.96 = 15,183.57 : x
  2. Step 2: Convert to fraction form
    19,404.21/29,106.96 = 15,183.57/x
  3. Step 3: Cross multiply
    19,404.21x = 29,106.96 × 15,183.57
  4. Step 4: Simplify right side
    19,404.21x = 441,947,564.65
  5. Step 5: Solve for x
    x = 441,947,564.65/19,404.21
  6. Step 6: Final answer
    x = 22,775.86

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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.