Home / 12,026.34-18,039.54-3,706.09

Finding the Fourth Proportional to 12,026.34, 18,039.54 and 3,706.09

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Solution

The fourth proportional to 12,026.34, 18,039.54 and 3,706.09 is: 5,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.34 : 18,039.54 = 3,706.09 : x
  2. Step 2: Convert to fraction form
    12,026.34/18,039.54 = 3,706.09/x
  3. Step 3: Cross multiply
    12,026.34x = 18,039.54 × 3,706.09
  4. Step 4: Simplify right side
    12,026.34x = 66,856,127.60
  5. Step 5: Solve for x
    x = 66,856,127.60/12,026.34
  6. Step 6: Final answer
    x = 5,559.14

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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.