Home / 12,028.11-18,042.18-4,636.05

Finding the Fourth Proportional to 12,028.11, 18,042.18 and 4,636.05

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Solution

The fourth proportional to 12,028.11, 18,042.18 and 4,636.05 is: 6,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.11 : 18,042.18 = 4,636.05 : x
  2. Step 2: Convert to fraction form
    12,028.11/18,042.18 = 4,636.05/x
  3. Step 3: Cross multiply
    12,028.11x = 18,042.18 × 4,636.05
  4. Step 4: Simplify right side
    12,028.11x = 83,644,448.59
  5. Step 5: Solve for x
    x = 83,644,448.59/12,028.11
  6. Step 6: Final answer
    x = 6,954.08

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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.