Home / 11,924.36-16,455.68-7,450.70

Finding the Fourth Proportional to 11,924.36, 16,455.68 and 7,450.70

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Solution

The fourth proportional to 11,924.36, 16,455.68 and 7,450.70 is: 10,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.36 : 16,455.68 = 7,450.70 : x
  2. Step 2: Convert to fraction form
    11,924.36/16,455.68 = 7,450.70/x
  3. Step 3: Cross multiply
    11,924.36x = 16,455.68 × 7,450.70
  4. Step 4: Simplify right side
    11,924.36x = 122,606,338.86
  5. Step 5: Solve for x
    x = 122,606,338.86/11,924.36
  6. Step 6: Final answer
    x = 10,282.01

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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.