Home / 12,468.23-18,702.30-4,571.33

Finding the Fourth Proportional to 12,468.23, 18,702.30 and 4,571.33

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Solution

The fourth proportional to 12,468.23, 18,702.30 and 4,571.33 is: 6,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.23 : 18,702.30 = 4,571.33 : x
  2. Step 2: Convert to fraction form
    12,468.23/18,702.30 = 4,571.33/x
  3. Step 3: Cross multiply
    12,468.23x = 18,702.30 × 4,571.33
  4. Step 4: Simplify right side
    12,468.23x = 85,494,385.06
  5. Step 5: Solve for x
    x = 85,494,385.06/12,468.23
  6. Step 6: Final answer
    x = 6,856.98

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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.