Home / 12,050.85-18,075.25-4,153.35

Finding the Fourth Proportional to 12,050.85, 18,075.25 and 4,153.35

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Solution

The fourth proportional to 12,050.85, 18,075.25 and 4,153.35 is: 6,229.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.85 : 18,075.25 = 4,153.35 : x
  2. Step 2: Convert to fraction form
    12,050.85/18,075.25 = 4,153.35/x
  3. Step 3: Cross multiply
    12,050.85x = 18,075.25 × 4,153.35
  4. Step 4: Simplify right side
    12,050.85x = 75,072,839.59
  5. Step 5: Solve for x
    x = 75,072,839.59/12,050.85
  6. Step 6: Final answer
    x = 6,229.67

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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.