Home / 17,715.25-26,571.24-5,403.25

Finding the Fourth Proportional to 17,715.25, 26,571.24 and 5,403.25

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Solution

The fourth proportional to 17,715.25, 26,571.24 and 5,403.25 is: 8,104.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.25 : 26,571.24 = 5,403.25 : x
  2. Step 2: Convert to fraction form
    17,715.25/26,571.24 = 5,403.25/x
  3. Step 3: Cross multiply
    17,715.25x = 26,571.24 × 5,403.25
  4. Step 4: Simplify right side
    17,715.25x = 143,570,919.67
  5. Step 5: Solve for x
    x = 143,570,919.67/17,715.25
  6. Step 6: Final answer
    x = 8,104.37

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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.