Home / 13,335.43-20,003.69-4,571.23

Finding the Fourth Proportional to 13,335.43, 20,003.69 and 4,571.23

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Solution

The fourth proportional to 13,335.43, 20,003.69 and 4,571.23 is: 6,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.43 : 20,003.69 = 4,571.23 : x
  2. Step 2: Convert to fraction form
    13,335.43/20,003.69 = 4,571.23/x
  3. Step 3: Cross multiply
    13,335.43x = 20,003.69 × 4,571.23
  4. Step 4: Simplify right side
    13,335.43x = 91,441,467.84
  5. Step 5: Solve for x
    x = 91,441,467.84/13,335.43
  6. Step 6: Final answer
    x = 6,857.03

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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.