Home / 12,014.44-16,579.12-7,538

Finding the Fourth Proportional to 12,014.44, 16,579.12 and 7,538

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Solution

The fourth proportional to 12,014.44, 16,579.12 and 7,538 is: 10,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.44 : 16,579.12 = 7,538 : x
  2. Step 2: Convert to fraction form
    12,014.44/16,579.12 = 7,538/x
  3. Step 3: Cross multiply
    12,014.44x = 16,579.12 × 7,538
  4. Step 4: Simplify right side
    12,014.44x = 124,973,406.56
  5. Step 5: Solve for x
    x = 124,973,406.56/12,014.44
  6. Step 6: Final answer
    x = 10,401.93

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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.