Home / 12,068.70-18,102.37-3,302.98

Finding the Fourth Proportional to 12,068.70, 18,102.37 and 3,302.98

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Solution

The fourth proportional to 12,068.70, 18,102.37 and 3,302.98 is: 4,954.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.70 : 18,102.37 = 3,302.98 : x
  2. Step 2: Convert to fraction form
    12,068.70/18,102.37 = 3,302.98/x
  3. Step 3: Cross multiply
    12,068.70x = 18,102.37 × 3,302.98
  4. Step 4: Simplify right side
    12,068.70x = 59,791,766.06
  5. Step 5: Solve for x
    x = 59,791,766.06/12,068.70
  6. Step 6: Final answer
    x = 4,954.28

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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.