Home / 17,087.82-23,571.68-10,012.86

Finding the Fourth Proportional to 17,087.82, 23,571.68 and 10,012.86

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Solution

The fourth proportional to 17,087.82, 23,571.68 and 10,012.86 is: 13,812.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.82 : 23,571.68 = 10,012.86 : x
  2. Step 2: Convert to fraction form
    17,087.82/23,571.68 = 10,012.86/x
  3. Step 3: Cross multiply
    17,087.82x = 23,571.68 × 10,012.86
  4. Step 4: Simplify right side
    17,087.82x = 236,019,931.80
  5. Step 5: Solve for x
    x = 236,019,931.80/17,087.82
  6. Step 6: Final answer
    x = 13,812.17

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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.