Home / 12,050.34-18,075.48-3,285.24

Finding the Fourth Proportional to 12,050.34, 18,075.48 and 3,285.24

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Solution

The fourth proportional to 12,050.34, 18,075.48 and 3,285.24 is: 4,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.34 : 18,075.48 = 3,285.24 : x
  2. Step 2: Convert to fraction form
    12,050.34/18,075.48 = 3,285.24/x
  3. Step 3: Cross multiply
    12,050.34x = 18,075.48 × 3,285.24
  4. Step 4: Simplify right side
    12,050.34x = 59,382,289.92
  5. Step 5: Solve for x
    x = 59,382,289.92/12,050.34
  6. Step 6: Final answer
    x = 4,927.85

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Double scale
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Similar ratio
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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.