Home / 23,412.75-35,122.62-8,620.53

Finding the Fourth Proportional to 23,412.75, 35,122.62 and 8,620.53

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Solution

The fourth proportional to 23,412.75, 35,122.62 and 8,620.53 is: 12,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.75 : 35,122.62 = 8,620.53 : x
  2. Step 2: Convert to fraction form
    23,412.75/35,122.62 = 8,620.53/x
  3. Step 3: Cross multiply
    23,412.75x = 35,122.62 × 8,620.53
  4. Step 4: Simplify right side
    23,412.75x = 302,775,631.72
  5. Step 5: Solve for x
    x = 302,775,631.72/23,412.75
  6. Step 6: Final answer
    x = 12,932.08

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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.