Home / 16,909.54-25,368.86-5,816.43

Finding the Fourth Proportional to 16,909.54, 25,368.86 and 5,816.43

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Solution

The fourth proportional to 16,909.54, 25,368.86 and 5,816.43 is: 8,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.54 : 25,368.86 = 5,816.43 : x
  2. Step 2: Convert to fraction form
    16,909.54/25,368.86 = 5,816.43/x
  3. Step 3: Cross multiply
    16,909.54x = 25,368.86 × 5,816.43
  4. Step 4: Simplify right side
    16,909.54x = 147,556,198.37
  5. Step 5: Solve for x
    x = 147,556,198.37/16,909.54
  6. Step 6: Final answer
    x = 8,726.21

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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.