Home / 17,821.50-26,732.26-5,342.83

Finding the Fourth Proportional to 17,821.50, 26,732.26 and 5,342.83

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Solution

The fourth proportional to 17,821.50, 26,732.26 and 5,342.83 is: 8,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.50 : 26,732.26 = 5,342.83 : x
  2. Step 2: Convert to fraction form
    17,821.50/26,732.26 = 5,342.83/x
  3. Step 3: Cross multiply
    17,821.50x = 26,732.26 × 5,342.83
  4. Step 4: Simplify right side
    17,821.50x = 142,825,907.34
  5. Step 5: Solve for x
    x = 142,825,907.34/17,821.50
  6. Step 6: Final answer
    x = 8,014.25

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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.