Home / 41,072.30-61,616.04-12,999.42

Finding the Fourth Proportional to 41,072.30, 61,616.04 and 12,999.42

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Solution

The fourth proportional to 41,072.30, 61,616.04 and 12,999.42 is: 19,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,072.30 : 61,616.04 = 12,999.42 : x
  2. Step 2: Convert to fraction form
    41,072.30/61,616.04 = 12,999.42/x
  3. Step 3: Cross multiply
    41,072.30x = 61,616.04 × 12,999.42
  4. Step 4: Simplify right side
    41,072.30x = 800,972,782.70
  5. Step 5: Solve for x
    x = 800,972,782.70/41,072.30
  6. Step 6: Final answer
    x = 19,501.53

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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.