Home / 22,878.42-34,266.60-19,379.22

Finding the Fourth Proportional to 22,878.42, 34,266.60 and 19,379.22

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Solution

The fourth proportional to 22,878.42, 34,266.60 and 19,379.22 is: 29,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,878.42 : 34,266.60 = 19,379.22 : x
  2. Step 2: Convert to fraction form
    22,878.42/34,266.60 = 19,379.22/x
  3. Step 3: Cross multiply
    22,878.42x = 34,266.60 × 19,379.22
  4. Step 4: Simplify right side
    22,878.42x = 664,059,980.05
  5. Step 5: Solve for x
    x = 664,059,980.05/22,878.42
  6. Step 6: Final answer
    x = 29,025.60

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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.