Home / 14,110.37-21,150.62-5,219.99

Finding the Fourth Proportional to 14,110.37, 21,150.62 and 5,219.99

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Solution

The fourth proportional to 14,110.37, 21,150.62 and 5,219.99 is: 7,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.37 : 21,150.62 = 5,219.99 : x
  2. Step 2: Convert to fraction form
    14,110.37/21,150.62 = 5,219.99/x
  3. Step 3: Cross multiply
    14,110.37x = 21,150.62 × 5,219.99
  4. Step 4: Simplify right side
    14,110.37x = 110,405,893.04
  5. Step 5: Solve for x
    x = 110,405,893.04/14,110.37
  6. Step 6: Final answer
    x = 7,824.45

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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.