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Finding the Fourth Proportional to 44,583.82, 66,874.82 and 13,419.07

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Solution

The fourth proportional to 44,583.82, 66,874.82 and 13,419.07 is: 20,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,583.82 : 66,874.82 = 13,419.07 : x
  2. Step 2: Convert to fraction form
    44,583.82/66,874.82 = 13,419.07/x
  3. Step 3: Cross multiply
    44,583.82x = 66,874.82 × 13,419.07
  4. Step 4: Simplify right side
    44,583.82x = 897,397,656.54
  5. Step 5: Solve for x
    x = 897,397,656.54/44,583.82
  6. Step 6: Final answer
    x = 20,128.33

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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.