Home / 17,104.85-25,657.09-5,418.07

Finding the Fourth Proportional to 17,104.85, 25,657.09 and 5,418.07

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Solution

The fourth proportional to 17,104.85, 25,657.09 and 5,418.07 is: 8,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,104.85 : 25,657.09 = 5,418.07 : x
  2. Step 2: Convert to fraction form
    17,104.85/25,657.09 = 5,418.07/x
  3. Step 3: Cross multiply
    17,104.85x = 25,657.09 × 5,418.07
  4. Step 4: Simplify right side
    17,104.85x = 139,011,909.62
  5. Step 5: Solve for x
    x = 139,011,909.62/17,104.85
  6. Step 6: Final answer
    x = 8,127.05

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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.