Home / 12,240.91-18,362.58-4,848.85

Finding the Fourth Proportional to 12,240.91, 18,362.58 and 4,848.85

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Solution

The fourth proportional to 12,240.91, 18,362.58 and 4,848.85 is: 7,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240.91 : 18,362.58 = 4,848.85 : x
  2. Step 2: Convert to fraction form
    12,240.91/18,362.58 = 4,848.85/x
  3. Step 3: Cross multiply
    12,240.91x = 18,362.58 × 4,848.85
  4. Step 4: Simplify right side
    12,240.91x = 89,037,396.03
  5. Step 5: Solve for x
    x = 89,037,396.03/12,240.91
  6. Step 6: Final answer
    x = 7,273.76

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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.