Home / 17,718.36-26,571.30-5,235.06

Finding the Fourth Proportional to 17,718.36, 26,571.30 and 5,235.06

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Solution

The fourth proportional to 17,718.36, 26,571.30 and 5,235.06 is: 7,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.36 : 26,571.30 = 5,235.06 : x
  2. Step 2: Convert to fraction form
    17,718.36/26,571.30 = 5,235.06/x
  3. Step 3: Cross multiply
    17,718.36x = 26,571.30 × 5,235.06
  4. Step 4: Simplify right side
    17,718.36x = 139,102,349.78
  5. Step 5: Solve for x
    x = 139,102,349.78/17,718.36
  6. Step 6: Final answer
    x = 7,850.75

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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.