Home / 47,503.41-71,244.59-21,191.37

Finding the Fourth Proportional to 47,503.41, 71,244.59 and 21,191.37

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Solution

The fourth proportional to 47,503.41, 71,244.59 and 21,191.37 is: 31,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,503.41 : 71,244.59 = 21,191.37 : x
  2. Step 2: Convert to fraction form
    47,503.41/71,244.59 = 21,191.37/x
  3. Step 3: Cross multiply
    47,503.41x = 71,244.59 × 21,191.37
  4. Step 4: Simplify right side
    47,503.41x = 1,509,770,361.23
  5. Step 5: Solve for x
    x = 1,509,770,361.23/47,503.41
  6. Step 6: Final answer
    x = 31,782.36

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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.