Home / 12,258.88-18,391.02-4,467.63

Finding the Fourth Proportional to 12,258.88, 18,391.02 and 4,467.63

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Solution

The fourth proportional to 12,258.88, 18,391.02 and 4,467.63 is: 6,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.88 : 18,391.02 = 4,467.63 : x
  2. Step 2: Convert to fraction form
    12,258.88/18,391.02 = 4,467.63/x
  3. Step 3: Cross multiply
    12,258.88x = 18,391.02 × 4,467.63
  4. Step 4: Simplify right side
    12,258.88x = 82,164,272.68
  5. Step 5: Solve for x
    x = 82,164,272.68/12,258.88
  6. Step 6: Final answer
    x = 6,702.43

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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.