Home / 12,846.75-19,272.05-4,525.30

Finding the Fourth Proportional to 12,846.75, 19,272.05 and 4,525.30

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Solution

The fourth proportional to 12,846.75, 19,272.05 and 4,525.30 is: 6,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846.75 : 19,272.05 = 4,525.30 : x
  2. Step 2: Convert to fraction form
    12,846.75/19,272.05 = 4,525.30/x
  3. Step 3: Cross multiply
    12,846.75x = 19,272.05 × 4,525.30
  4. Step 4: Simplify right side
    12,846.75x = 87,211,826.30
  5. Step 5: Solve for x
    x = 87,211,826.30/12,846.75
  6. Step 6: Final answer
    x = 6,788.63

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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.