Home / 17,116.20-25,670.70-7,255.80

Finding the Fourth Proportional to 17,116.20, 25,670.70 and 7,255.80

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Solution

The fourth proportional to 17,116.20, 25,670.70 and 7,255.80 is: 10,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,116.20 : 25,670.70 = 7,255.80 : x
  2. Step 2: Convert to fraction form
    17,116.20/25,670.70 = 7,255.80/x
  3. Step 3: Cross multiply
    17,116.20x = 25,670.70 × 7,255.80
  4. Step 4: Simplify right side
    17,116.20x = 186,261,465.06
  5. Step 5: Solve for x
    x = 186,261,465.06/17,116.20
  6. Step 6: Final answer
    x = 10,882.17

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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.