Home / 33,920.69-46,812.93-18,814.79

Finding the Fourth Proportional to 33,920.69, 46,812.93 and 18,814.79

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Solution

The fourth proportional to 33,920.69, 46,812.93 and 18,814.79 is: 25,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.69 : 46,812.93 = 18,814.79 : x
  2. Step 2: Convert to fraction form
    33,920.69/46,812.93 = 18,814.79/x
  3. Step 3: Cross multiply
    33,920.69x = 46,812.93 × 18,814.79
  4. Step 4: Simplify right side
    33,920.69x = 880,775,447.23
  5. Step 5: Solve for x
    x = 880,775,447.23/33,920.69
  6. Step 6: Final answer
    x = 25,965.73

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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.