Home / 14,660.82-21,991.23-4,800.15

Finding the Fourth Proportional to 14,660.82, 21,991.23 and 4,800.15

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Solution

The fourth proportional to 14,660.82, 21,991.23 and 4,800.15 is: 7,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.82 : 21,991.23 = 4,800.15 : x
  2. Step 2: Convert to fraction form
    14,660.82/21,991.23 = 4,800.15/x
  3. Step 3: Cross multiply
    14,660.82x = 21,991.23 × 4,800.15
  4. Step 4: Simplify right side
    14,660.82x = 105,561,202.68
  5. Step 5: Solve for x
    x = 105,561,202.68/14,660.82
  6. Step 6: Final answer
    x = 7,200.23

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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.