Home / 30,919.08-46,382.22-11,206.92

Finding the Fourth Proportional to 30,919.08, 46,382.22 and 11,206.92

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Solution

The fourth proportional to 30,919.08, 46,382.22 and 11,206.92 is: 16,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,919.08 : 46,382.22 = 11,206.92 : x
  2. Step 2: Convert to fraction form
    30,919.08/46,382.22 = 11,206.92/x
  3. Step 3: Cross multiply
    30,919.08x = 46,382.22 × 11,206.92
  4. Step 4: Simplify right side
    30,919.08x = 519,801,828.96
  5. Step 5: Solve for x
    x = 519,801,828.96/30,919.08
  6. Step 6: Final answer
    x = 16,811.68

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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.