Home / 12,026.69-18,042.39-3,705.29

Finding the Fourth Proportional to 12,026.69, 18,042.39 and 3,705.29

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Solution

The fourth proportional to 12,026.69, 18,042.39 and 3,705.29 is: 5,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.69 : 18,042.39 = 3,705.29 : x
  2. Step 2: Convert to fraction form
    12,026.69/18,042.39 = 3,705.29/x
  3. Step 3: Cross multiply
    12,026.69x = 18,042.39 × 3,705.29
  4. Step 4: Simplify right side
    12,026.69x = 66,852,197.03
  5. Step 5: Solve for x
    x = 66,852,197.03/12,026.69
  6. Step 6: Final answer
    x = 5,558.66

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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.