Home / 33,818.63-46,661.32-21,867.59

Finding the Fourth Proportional to 33,818.63, 46,661.32 and 21,867.59

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Solution

The fourth proportional to 33,818.63, 46,661.32 and 21,867.59 is: 30,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,818.63 : 46,661.32 = 21,867.59 : x
  2. Step 2: Convert to fraction form
    33,818.63/46,661.32 = 21,867.59/x
  3. Step 3: Cross multiply
    33,818.63x = 46,661.32 × 21,867.59
  4. Step 4: Simplify right side
    33,818.63x = 1,020,370,614.62
  5. Step 5: Solve for x
    x = 1,020,370,614.62/33,818.63
  6. Step 6: Final answer
    x = 30,171.85

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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.