Home / 33,827.69-46,680.50-18,719.78

Finding the Fourth Proportional to 33,827.69, 46,680.50 and 18,719.78

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Solution

The fourth proportional to 33,827.69, 46,680.50 and 18,719.78 is: 25,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,827.69 : 46,680.50 = 18,719.78 : x
  2. Step 2: Convert to fraction form
    33,827.69/46,680.50 = 18,719.78/x
  3. Step 3: Cross multiply
    33,827.69x = 46,680.50 × 18,719.78
  4. Step 4: Simplify right side
    33,827.69x = 873,848,503.69
  5. Step 5: Solve for x
    x = 873,848,503.69/33,827.69
  6. Step 6: Final answer
    x = 25,832.34

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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.