Home / 21,524.80-32,267.76-19,192

Finding the Fourth Proportional to 21,524.80, 32,267.76 and 19,192

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Solution

The fourth proportional to 21,524.80, 32,267.76 and 19,192 is: 28,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,524.80 : 32,267.76 = 19,192 : x
  2. Step 2: Convert to fraction form
    21,524.80/32,267.76 = 19,192/x
  3. Step 3: Cross multiply
    21,524.80x = 32,267.76 × 19,192
  4. Step 4: Simplify right side
    21,524.80x = 619,282,849.92
  5. Step 5: Solve for x
    x = 619,282,849.92/21,524.80
  6. Step 6: Final answer
    x = 28,770.67

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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.