Home / 46,072.80-69,091.92-19,764

Finding the Fourth Proportional to 46,072.80, 69,091.92 and 19,764

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Solution

The fourth proportional to 46,072.80, 69,091.92 and 19,764 is: 29,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,072.80 : 69,091.92 = 19,764 : x
  2. Step 2: Convert to fraction form
    46,072.80/69,091.92 = 19,764/x
  3. Step 3: Cross multiply
    46,072.80x = 69,091.92 × 19,764
  4. Step 4: Simplify right side
    46,072.80x = 1,365,532,706.88
  5. Step 5: Solve for x
    x = 1,365,532,706.88/46,072.80
  6. Step 6: Final answer
    x = 29,638.59

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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.