Home / 12,050.60-18,075.85-3,285.50

Finding the Fourth Proportional to 12,050.60, 18,075.85 and 3,285.50

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Solution

The fourth proportional to 12,050.60, 18,075.85 and 3,285.50 is: 4,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.60 : 18,075.85 = 3,285.50 : x
  2. Step 2: Convert to fraction form
    12,050.60/18,075.85 = 3,285.50/x
  3. Step 3: Cross multiply
    12,050.60x = 18,075.85 × 3,285.50
  4. Step 4: Simplify right side
    12,050.60x = 59,388,106.58
  5. Step 5: Solve for x
    x = 59,388,106.58/12,050.60
  6. Step 6: Final answer
    x = 4,928.23

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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.