Home / 47,450.54-71,175.74-19,383.78

Finding the Fourth Proportional to 47,450.54, 71,175.74 and 19,383.78

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Solution

The fourth proportional to 47,450.54, 71,175.74 and 19,383.78 is: 29,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,450.54 : 71,175.74 = 19,383.78 : x
  2. Step 2: Convert to fraction form
    47,450.54/71,175.74 = 19,383.78/x
  3. Step 3: Cross multiply
    47,450.54x = 71,175.74 × 19,383.78
  4. Step 4: Simplify right side
    47,450.54x = 1,379,654,885.50
  5. Step 5: Solve for x
    x = 1,379,654,885.50/47,450.54
  6. Step 6: Final answer
    x = 29,075.64

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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.