Home / 19,283.30-28,932.15-7,604.66

Finding the Fourth Proportional to 19,283.30, 28,932.15 and 7,604.66

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Solution

The fourth proportional to 19,283.30, 28,932.15 and 7,604.66 is: 11,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.30 : 28,932.15 = 7,604.66 : x
  2. Step 2: Convert to fraction form
    19,283.30/28,932.15 = 7,604.66/x
  3. Step 3: Cross multiply
    19,283.30x = 28,932.15 × 7,604.66
  4. Step 4: Simplify right side
    19,283.30x = 220,019,163.82
  5. Step 5: Solve for x
    x = 220,019,163.82/19,283.30
  6. Step 6: Final answer
    x = 11,409.83

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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.