Home / 12,467.24-18,685.25-6,228.99

Finding the Fourth Proportional to 12,467.24, 18,685.25 and 6,228.99

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Solution

The fourth proportional to 12,467.24, 18,685.25 and 6,228.99 is: 9,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.24 : 18,685.25 = 6,228.99 : x
  2. Step 2: Convert to fraction form
    12,467.24/18,685.25 = 6,228.99/x
  3. Step 3: Cross multiply
    12,467.24x = 18,685.25 × 6,228.99
  4. Step 4: Simplify right side
    12,467.24x = 116,390,204.25
  5. Step 5: Solve for x
    x = 116,390,204.25/12,467.24
  6. Step 6: Final answer
    x = 9,335.69

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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.