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Finding the Fourth Proportional to 47,361.62, 71,023.83 and 17,763.32

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Solution

The fourth proportional to 47,361.62, 71,023.83 and 17,763.32 is: 26,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,361.62 : 71,023.83 = 17,763.32 : x
  2. Step 2: Convert to fraction form
    47,361.62/71,023.83 = 17,763.32/x
  3. Step 3: Cross multiply
    47,361.62x = 71,023.83 × 17,763.32
  4. Step 4: Simplify right side
    47,361.62x = 1,261,619,019.92
  5. Step 5: Solve for x
    x = 1,261,619,019.92/47,361.62
  6. Step 6: Final answer
    x = 26,638.00

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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.