Home / 50,170.16-75,202.21-18,559.92

Finding the Fourth Proportional to 50,170.16, 75,202.21 and 18,559.92

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Solution

The fourth proportional to 50,170.16, 75,202.21 and 18,559.92 is: 27,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,170.16 : 75,202.21 = 18,559.92 : x
  2. Step 2: Convert to fraction form
    50,170.16/75,202.21 = 18,559.92/x
  3. Step 3: Cross multiply
    50,170.16x = 75,202.21 × 18,559.92
  4. Step 4: Simplify right side
    50,170.16x = 1,395,747,001.42
  5. Step 5: Solve for x
    x = 1,395,747,001.42/50,170.16
  6. Step 6: Final answer
    x = 27,820.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.