Home / 11,716.45-16,157.18-10,744.01

Finding the Fourth Proportional to 11,716.45, 16,157.18 and 10,744.01

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Solution

The fourth proportional to 11,716.45, 16,157.18 and 10,744.01 is: 14,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.45 : 16,157.18 = 10,744.01 : x
  2. Step 2: Convert to fraction form
    11,716.45/16,157.18 = 10,744.01/x
  3. Step 3: Cross multiply
    11,716.45x = 16,157.18 × 10,744.01
  4. Step 4: Simplify right side
    11,716.45x = 173,592,903.49
  5. Step 5: Solve for x
    x = 173,592,903.49/11,716.45
  6. Step 6: Final answer
    x = 14,816.17

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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.