Home / 12,028.04-18,043.50-4,235.24

Finding the Fourth Proportional to 12,028.04, 18,043.50 and 4,235.24

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Solution

The fourth proportional to 12,028.04, 18,043.50 and 4,235.24 is: 6,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.04 : 18,043.50 = 4,235.24 : x
  2. Step 2: Convert to fraction form
    12,028.04/18,043.50 = 4,235.24/x
  3. Step 3: Cross multiply
    12,028.04x = 18,043.50 × 4,235.24
  4. Step 4: Simplify right side
    12,028.04x = 76,418,552.94
  5. Step 5: Solve for x
    x = 76,418,552.94/12,028.04
  6. Step 6: Final answer
    x = 6,353.37

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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.