Home / 18,268.50-25,192.62-11,099.46

Finding the Fourth Proportional to 18,268.50, 25,192.62 and 11,099.46

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Solution

The fourth proportional to 18,268.50, 25,192.62 and 11,099.46 is: 15,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.50 : 25,192.62 = 11,099.46 : x
  2. Step 2: Convert to fraction form
    18,268.50/25,192.62 = 11,099.46/x
  3. Step 3: Cross multiply
    18,268.50x = 25,192.62 × 11,099.46
  4. Step 4: Simplify right side
    18,268.50x = 279,624,477.99
  5. Step 5: Solve for x
    x = 279,624,477.99/18,268.50
  6. Step 6: Final answer
    x = 15,306.37

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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.