Home / 36,986.49-51,037.70-21,069.99

Finding the Fourth Proportional to 36,986.49, 51,037.70 and 21,069.99

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Solution

The fourth proportional to 36,986.49, 51,037.70 and 21,069.99 is: 29,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.49 : 51,037.70 = 21,069.99 : x
  2. Step 2: Convert to fraction form
    36,986.49/51,037.70 = 21,069.99/x
  3. Step 3: Cross multiply
    36,986.49x = 51,037.70 × 21,069.99
  4. Step 4: Simplify right side
    36,986.49x = 1,075,363,723.27
  5. Step 5: Solve for x
    x = 1,075,363,723.27/36,986.49
  6. Step 6: Final answer
    x = 29,074.50

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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.