Home / 13,596.37-18,754.67-8,997.12

Finding the Fourth Proportional to 13,596.37, 18,754.67 and 8,997.12

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Solution

The fourth proportional to 13,596.37, 18,754.67 and 8,997.12 is: 12,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.37 : 18,754.67 = 8,997.12 : x
  2. Step 2: Convert to fraction form
    13,596.37/18,754.67 = 8,997.12/x
  3. Step 3: Cross multiply
    13,596.37x = 18,754.67 × 8,997.12
  4. Step 4: Simplify right side
    13,596.37x = 168,738,039.04
  5. Step 5: Solve for x
    x = 168,738,039.04/13,596.37
  6. Step 6: Final answer
    x = 12,410.52

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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.