Home / 36,749.88-50,735.61-28,119.80

Finding the Fourth Proportional to 36,749.88, 50,735.61 and 28,119.80

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Solution

The fourth proportional to 36,749.88, 50,735.61 and 28,119.80 is: 38,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.88 : 50,735.61 = 28,119.80 : x
  2. Step 2: Convert to fraction form
    36,749.88/50,735.61 = 28,119.80/x
  3. Step 3: Cross multiply
    36,749.88x = 50,735.61 × 28,119.80
  4. Step 4: Simplify right side
    36,749.88x = 1,426,674,952.40
  5. Step 5: Solve for x
    x = 1,426,674,952.40/36,749.88
  6. Step 6: Final answer
    x = 38,821.21

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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.