Home / 24,781.14-37,172.55-8,978.22

Finding the Fourth Proportional to 24,781.14, 37,172.55 and 8,978.22

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Solution

The fourth proportional to 24,781.14, 37,172.55 and 8,978.22 is: 13,467.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,781.14 : 37,172.55 = 8,978.22 : x
  2. Step 2: Convert to fraction form
    24,781.14/37,172.55 = 8,978.22/x
  3. Step 3: Cross multiply
    24,781.14x = 37,172.55 × 8,978.22
  4. Step 4: Simplify right side
    24,781.14x = 333,743,331.86
  5. Step 5: Solve for x
    x = 333,743,331.86/24,781.14
  6. Step 6: Final answer
    x = 13,467.63

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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.