Home / 11,747.84-16,163.30-10,259.31

Finding the Fourth Proportional to 11,747.84, 16,163.30 and 10,259.31

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Solution

The fourth proportional to 11,747.84, 16,163.30 and 10,259.31 is: 14,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.84 : 16,163.30 = 10,259.31 : x
  2. Step 2: Convert to fraction form
    11,747.84/16,163.30 = 10,259.31/x
  3. Step 3: Cross multiply
    11,747.84x = 16,163.30 × 10,259.31
  4. Step 4: Simplify right side
    11,747.84x = 165,824,242.96
  5. Step 5: Solve for x
    x = 165,824,242.96/11,747.84
  6. Step 6: Final answer
    x = 14,115.30

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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.