Home / 19,821.01-27,352.92-10,868.62

Finding the Fourth Proportional to 19,821.01, 27,352.92 and 10,868.62

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Solution

The fourth proportional to 19,821.01, 27,352.92 and 10,868.62 is: 14,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,821.01 : 27,352.92 = 10,868.62 : x
  2. Step 2: Convert to fraction form
    19,821.01/27,352.92 = 10,868.62/x
  3. Step 3: Cross multiply
    19,821.01x = 27,352.92 × 10,868.62
  4. Step 4: Simplify right side
    19,821.01x = 297,288,493.37
  5. Step 5: Solve for x
    x = 297,288,493.37/19,821.01
  6. Step 6: Final answer
    x = 14,998.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.