Home / 12,468.07-18,696.60-4,671.41

Finding the Fourth Proportional to 12,468.07, 18,696.60 and 4,671.41

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Solution

The fourth proportional to 12,468.07, 18,696.60 and 4,671.41 is: 7,005.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.07 : 18,696.60 = 4,671.41 : x
  2. Step 2: Convert to fraction form
    12,468.07/18,696.60 = 4,671.41/x
  3. Step 3: Cross multiply
    12,468.07x = 18,696.60 × 4,671.41
  4. Step 4: Simplify right side
    12,468.07x = 87,339,530.95
  5. Step 5: Solve for x
    x = 87,339,530.95/12,468.07
  6. Step 6: Final answer
    x = 7,005.06

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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.