Home / 51,554.16-71,138.82-30,048.46

Finding the Fourth Proportional to 51,554.16, 71,138.82 and 30,048.46

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Solution

The fourth proportional to 51,554.16, 71,138.82 and 30,048.46 is: 41,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,554.16 : 71,138.82 = 30,048.46 : x
  2. Step 2: Convert to fraction form
    51,554.16/71,138.82 = 30,048.46/x
  3. Step 3: Cross multiply
    51,554.16x = 71,138.82 × 30,048.46
  4. Step 4: Simplify right side
    51,554.16x = 2,137,611,922.05
  5. Step 5: Solve for x
    x = 2,137,611,922.05/51,554.16
  6. Step 6: Final answer
    x = 41,463.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.