Home / 33,847.60-46,708.14-18,739.20

Finding the Fourth Proportional to 33,847.60, 46,708.14 and 18,739.20

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Solution

The fourth proportional to 33,847.60, 46,708.14 and 18,739.20 is: 25,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,847.60 : 46,708.14 = 18,739.20 : x
  2. Step 2: Convert to fraction form
    33,847.60/46,708.14 = 18,739.20/x
  3. Step 3: Cross multiply
    33,847.60x = 46,708.14 × 18,739.20
  4. Step 4: Simplify right side
    33,847.60x = 875,273,177.09
  5. Step 5: Solve for x
    x = 875,273,177.09/33,847.60
  6. Step 6: Final answer
    x = 25,859.24

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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.