Home / 33,144.26-45,723.93-19,707.86

Finding the Fourth Proportional to 33,144.26, 45,723.93 and 19,707.86

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Solution

The fourth proportional to 33,144.26, 45,723.93 and 19,707.86 is: 27,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,144.26 : 45,723.93 = 19,707.86 : x
  2. Step 2: Convert to fraction form
    33,144.26/45,723.93 = 19,707.86/x
  3. Step 3: Cross multiply
    33,144.26x = 45,723.93 × 19,707.86
  4. Step 4: Simplify right side
    33,144.26x = 901,120,582.47
  5. Step 5: Solve for x
    x = 901,120,582.47/33,144.26
  6. Step 6: Final answer
    x = 27,187.84

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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.