Home / 13,944.67-20,917.04-9,803.19

Finding the Fourth Proportional to 13,944.67, 20,917.04 and 9,803.19

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Solution

The fourth proportional to 13,944.67, 20,917.04 and 9,803.19 is: 14,704.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.67 : 20,917.04 = 9,803.19 : x
  2. Step 2: Convert to fraction form
    13,944.67/20,917.04 = 9,803.19/x
  3. Step 3: Cross multiply
    13,944.67x = 20,917.04 × 9,803.19
  4. Step 4: Simplify right side
    13,944.67x = 205,053,717.36
  5. Step 5: Solve for x
    x = 205,053,717.36/13,944.67
  6. Step 6: Final answer
    x = 14,704.81

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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.