Home / 40,794.37-61,193.68-11,211.55

Finding the Fourth Proportional to 40,794.37, 61,193.68 and 11,211.55

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Solution

The fourth proportional to 40,794.37, 61,193.68 and 11,211.55 is: 16,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,794.37 : 61,193.68 = 11,211.55 : x
  2. Step 2: Convert to fraction form
    40,794.37/61,193.68 = 11,211.55/x
  3. Step 3: Cross multiply
    40,794.37x = 61,193.68 × 11,211.55
  4. Step 4: Simplify right side
    40,794.37x = 686,075,821.99
  5. Step 5: Solve for x
    x = 686,075,821.99/40,794.37
  6. Step 6: Final answer
    x = 16,817.91

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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.