Home / 51,571.95-77,357.99-14,132.35

Finding the Fourth Proportional to 51,571.95, 77,357.99 and 14,132.35

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Solution

The fourth proportional to 51,571.95, 77,357.99 and 14,132.35 is: 21,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,571.95 : 77,357.99 = 14,132.35 : x
  2. Step 2: Convert to fraction form
    51,571.95/77,357.99 = 14,132.35/x
  3. Step 3: Cross multiply
    51,571.95x = 77,357.99 × 14,132.35
  4. Step 4: Simplify right side
    51,571.95x = 1,093,250,189.98
  5. Step 5: Solve for x
    x = 1,093,250,189.98/51,571.95
  6. Step 6: Final answer
    x = 21,198.54

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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.