Home / 33,899.92-46,780.20-18,993.04

Finding the Fourth Proportional to 33,899.92, 46,780.20 and 18,993.04

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Solution

The fourth proportional to 33,899.92, 46,780.20 and 18,993.04 is: 26,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,899.92 : 46,780.20 = 18,993.04 : x
  2. Step 2: Convert to fraction form
    33,899.92/46,780.20 = 18,993.04/x
  3. Step 3: Cross multiply
    33,899.92x = 46,780.20 × 18,993.04
  4. Step 4: Simplify right side
    33,899.92x = 888,498,209.81
  5. Step 5: Solve for x
    x = 888,498,209.81/33,899.92
  6. Step 6: Final answer
    x = 26,209.45

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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.