Home / 33,657.71-46,447.40-18,550.38

Finding the Fourth Proportional to 33,657.71, 46,447.40 and 18,550.38

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Solution

The fourth proportional to 33,657.71, 46,447.40 and 18,550.38 is: 25,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,657.71 : 46,447.40 = 18,550.38 : x
  2. Step 2: Convert to fraction form
    33,657.71/46,447.40 = 18,550.38/x
  3. Step 3: Cross multiply
    33,657.71x = 46,447.40 × 18,550.38
  4. Step 4: Simplify right side
    33,657.71x = 861,616,920.01
  5. Step 5: Solve for x
    x = 861,616,920.01/33,657.71
  6. Step 6: Final answer
    x = 25,599.39

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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.