Home / 19,246.54-28,872.84-8,153.30

Finding the Fourth Proportional to 19,246.54, 28,872.84 and 8,153.30

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Solution

The fourth proportional to 19,246.54, 28,872.84 and 8,153.30 is: 12,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.54 : 28,872.84 = 8,153.30 : x
  2. Step 2: Convert to fraction form
    19,246.54/28,872.84 = 8,153.30/x
  3. Step 3: Cross multiply
    19,246.54x = 28,872.84 × 8,153.30
  4. Step 4: Simplify right side
    19,246.54x = 235,408,926.37
  5. Step 5: Solve for x
    x = 235,408,926.37/19,246.54
  6. Step 6: Final answer
    x = 12,231.23

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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.