Home / 14,318.37-21,486.06-7,744.41

Finding the Fourth Proportional to 14,318.37, 21,486.06 and 7,744.41

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Solution

The fourth proportional to 14,318.37, 21,486.06 and 7,744.41 is: 11,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.37 : 21,486.06 = 7,744.41 : x
  2. Step 2: Convert to fraction form
    14,318.37/21,486.06 = 7,744.41/x
  3. Step 3: Cross multiply
    14,318.37x = 21,486.06 × 7,744.41
  4. Step 4: Simplify right side
    14,318.37x = 166,396,857.92
  5. Step 5: Solve for x
    x = 166,396,857.92/14,318.37
  6. Step 6: Final answer
    x = 11,621.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.