Home / 30,933.97-46,400.67-11,212.09

Finding the Fourth Proportional to 30,933.97, 46,400.67 and 11,212.09

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Solution

The fourth proportional to 30,933.97, 46,400.67 and 11,212.09 is: 16,818.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,933.97 : 46,400.67 = 11,212.09 : x
  2. Step 2: Convert to fraction form
    30,933.97/46,400.67 = 11,212.09/x
  3. Step 3: Cross multiply
    30,933.97x = 46,400.67 × 11,212.09
  4. Step 4: Simplify right side
    30,933.97x = 520,248,488.10
  5. Step 5: Solve for x
    x = 520,248,488.10/30,933.97
  6. Step 6: Final answer
    x = 16,818.03

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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.