Home / 12,064.33-16,648.96-7,028.43

Finding the Fourth Proportional to 12,064.33, 16,648.96 and 7,028.43

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Solution

The fourth proportional to 12,064.33, 16,648.96 and 7,028.43 is: 9,699.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.33 : 16,648.96 = 7,028.43 : x
  2. Step 2: Convert to fraction form
    12,064.33/16,648.96 = 7,028.43/x
  3. Step 3: Cross multiply
    12,064.33x = 16,648.96 × 7,028.43
  4. Step 4: Simplify right side
    12,064.33x = 117,016,049.93
  5. Step 5: Solve for x
    x = 117,016,049.93/12,064.33
  6. Step 6: Final answer
    x = 9,699.34

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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.