Home / 12,369.06-18,554.04-3,604.68

Finding the Fourth Proportional to 12,369.06, 18,554.04 and 3,604.68

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Solution

The fourth proportional to 12,369.06, 18,554.04 and 3,604.68 is: 5,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.06 : 18,554.04 = 3,604.68 : x
  2. Step 2: Convert to fraction form
    12,369.06/18,554.04 = 3,604.68/x
  3. Step 3: Cross multiply
    12,369.06x = 18,554.04 × 3,604.68
  4. Step 4: Simplify right side
    12,369.06x = 66,881,376.91
  5. Step 5: Solve for x
    x = 66,881,376.91/12,369.06
  6. Step 6: Final answer
    x = 5,407.15

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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.