Home / 33,456.69-46,171.08-18,919.71

Finding the Fourth Proportional to 33,456.69, 46,171.08 and 18,919.71

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Solution

The fourth proportional to 33,456.69, 46,171.08 and 18,919.71 is: 26,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.69 : 46,171.08 = 18,919.71 : x
  2. Step 2: Convert to fraction form
    33,456.69/46,171.08 = 18,919.71/x
  3. Step 3: Cross multiply
    33,456.69x = 46,171.08 × 18,919.71
  4. Step 4: Simplify right side
    33,456.69x = 873,543,443.99
  5. Step 5: Solve for x
    x = 873,543,443.99/33,456.69
  6. Step 6: Final answer
    x = 26,109.68

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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.