Home / 19,519.50-29,282.94-7,833.63

Finding the Fourth Proportional to 19,519.50, 29,282.94 and 7,833.63

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Solution

The fourth proportional to 19,519.50, 29,282.94 and 7,833.63 is: 11,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.50 : 29,282.94 = 7,833.63 : x
  2. Step 2: Convert to fraction form
    19,519.50/29,282.94 = 7,833.63/x
  3. Step 3: Cross multiply
    19,519.50x = 29,282.94 × 7,833.63
  4. Step 4: Simplify right side
    19,519.50x = 229,391,717.27
  5. Step 5: Solve for x
    x = 229,391,717.27/19,519.50
  6. Step 6: Final answer
    x = 11,751.93

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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.