Home / 33,779.71-46,613.97-18,671.47

Finding the Fourth Proportional to 33,779.71, 46,613.97 and 18,671.47

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Solution

The fourth proportional to 33,779.71, 46,613.97 and 18,671.47 is: 25,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,779.71 : 46,613.97 = 18,671.47 : x
  2. Step 2: Convert to fraction form
    33,779.71/46,613.97 = 18,671.47/x
  3. Step 3: Cross multiply
    33,779.71x = 46,613.97 × 18,671.47
  4. Step 4: Simplify right side
    33,779.71x = 870,351,470.72
  5. Step 5: Solve for x
    x = 870,351,470.72/33,779.71
  6. Step 6: Final answer
    x = 25,765.51

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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.