Home / 51,377.49-77,057.33-18,089.73

Finding the Fourth Proportional to 51,377.49, 77,057.33 and 18,089.73

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Solution

The fourth proportional to 51,377.49, 77,057.33 and 18,089.73 is: 27,131.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,377.49 : 77,057.33 = 18,089.73 : x
  2. Step 2: Convert to fraction form
    51,377.49/77,057.33 = 18,089.73/x
  3. Step 3: Cross multiply
    51,377.49x = 77,057.33 × 18,089.73
  4. Step 4: Simplify right side
    51,377.49x = 1,393,946,203.77
  5. Step 5: Solve for x
    x = 1,393,946,203.77/51,377.49
  6. Step 6: Final answer
    x = 27,131.46

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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.