Home / 50,378.24-75,572.29-18,780.93

Finding the Fourth Proportional to 50,378.24, 75,572.29 and 18,780.93

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Solution

The fourth proportional to 50,378.24, 75,572.29 and 18,780.93 is: 28,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.24 : 75,572.29 = 18,780.93 : x
  2. Step 2: Convert to fraction form
    50,378.24/75,572.29 = 18,780.93/x
  3. Step 3: Cross multiply
    50,378.24x = 75,572.29 × 18,780.93
  4. Step 4: Simplify right side
    50,378.24x = 1,419,317,888.43
  5. Step 5: Solve for x
    x = 1,419,317,888.43/50,378.24
  6. Step 6: Final answer
    x = 28,173.23

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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.