Home / 12,258.91-18,391.15-4,467.66

Finding the Fourth Proportional to 12,258.91, 18,391.15 and 4,467.66

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Solution

The fourth proportional to 12,258.91, 18,391.15 and 4,467.66 is: 6,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.91 : 18,391.15 = 4,467.66 : x
  2. Step 2: Convert to fraction form
    12,258.91/18,391.15 = 4,467.66/x
  3. Step 3: Cross multiply
    12,258.91x = 18,391.15 × 4,467.66
  4. Step 4: Simplify right side
    12,258.91x = 82,165,341.83
  5. Step 5: Solve for x
    x = 82,165,341.83/12,258.91
  6. Step 6: Final answer
    x = 6,702.50

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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.