Home / 12,028.63-16,599.40-6,723.31

Finding the Fourth Proportional to 12,028.63, 16,599.40 and 6,723.31

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Solution

The fourth proportional to 12,028.63, 16,599.40 and 6,723.31 is: 9,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.63 : 16,599.40 = 6,723.31 : x
  2. Step 2: Convert to fraction form
    12,028.63/16,599.40 = 6,723.31/x
  3. Step 3: Cross multiply
    12,028.63x = 16,599.40 × 6,723.31
  4. Step 4: Simplify right side
    12,028.63x = 111,602,912.01
  5. Step 5: Solve for x
    x = 111,602,912.01/12,028.63
  6. Step 6: Final answer
    x = 9,278.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.