Home / 50,604.96-75,909.12-19,011.84

Finding the Fourth Proportional to 50,604.96, 75,909.12 and 19,011.84

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Solution

The fourth proportional to 50,604.96, 75,909.12 and 19,011.84 is: 28,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,604.96 : 75,909.12 = 19,011.84 : x
  2. Step 2: Convert to fraction form
    50,604.96/75,909.12 = 19,011.84/x
  3. Step 3: Cross multiply
    50,604.96x = 75,909.12 × 19,011.84
  4. Step 4: Simplify right side
    50,604.96x = 1,443,172,043.98
  5. Step 5: Solve for x
    x = 1,443,172,043.98/50,604.96
  6. Step 6: Final answer
    x = 28,518.39

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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.