Home / 47,639.98-71,453.35-33,365.21

Finding the Fourth Proportional to 47,639.98, 71,453.35 and 33,365.21

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Solution

The fourth proportional to 47,639.98, 71,453.35 and 33,365.21 is: 50,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.98 : 71,453.35 = 33,365.21 : x
  2. Step 2: Convert to fraction form
    47,639.98/71,453.35 = 33,365.21/x
  3. Step 3: Cross multiply
    47,639.98x = 71,453.35 × 33,365.21
  4. Step 4: Simplify right side
    47,639.98x = 2,384,055,861.13
  5. Step 5: Solve for x
    x = 2,384,055,861.13/47,639.98
  6. Step 6: Final answer
    x = 50,043.18

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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.