Home / 12,950.08-19,427.28-4,183.96

Finding the Fourth Proportional to 12,950.08, 19,427.28 and 4,183.96

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Solution

The fourth proportional to 12,950.08, 19,427.28 and 4,183.96 is: 6,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950.08 : 19,427.28 = 4,183.96 : x
  2. Step 2: Convert to fraction form
    12,950.08/19,427.28 = 4,183.96/x
  3. Step 3: Cross multiply
    12,950.08x = 19,427.28 × 4,183.96
  4. Step 4: Simplify right side
    12,950.08x = 81,282,962.43
  5. Step 5: Solve for x
    x = 81,282,962.43/12,950.08
  6. Step 6: Final answer
    x = 6,276.64

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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.