Home / 14,716.38-20,309.94-9,054.79

Finding the Fourth Proportional to 14,716.38, 20,309.94 and 9,054.79

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Solution

The fourth proportional to 14,716.38, 20,309.94 and 9,054.79 is: 12,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.38 : 20,309.94 = 9,054.79 : x
  2. Step 2: Convert to fraction form
    14,716.38/20,309.94 = 9,054.79/x
  3. Step 3: Cross multiply
    14,716.38x = 20,309.94 × 9,054.79
  4. Step 4: Simplify right side
    14,716.38x = 183,902,190.84
  5. Step 5: Solve for x
    x = 183,902,190.84/14,716.38
  6. Step 6: Final answer
    x = 12,496.43

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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.