Home / 12,198.36-18,253.80-10,560.54

Finding the Fourth Proportional to 12,198.36, 18,253.80 and 10,560.54

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Solution

The fourth proportional to 12,198.36, 18,253.80 and 10,560.54 is: 15,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198.36 : 18,253.80 = 10,560.54 : x
  2. Step 2: Convert to fraction form
    12,198.36/18,253.80 = 10,560.54/x
  3. Step 3: Cross multiply
    12,198.36x = 18,253.80 × 10,560.54
  4. Step 4: Simplify right side
    12,198.36x = 192,769,985.05
  5. Step 5: Solve for x
    x = 192,769,985.05/12,198.36
  6. Step 6: Final answer
    x = 15,802.94

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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.