Home / 33,509.64-46,247-19,170.80

Finding the Fourth Proportional to 33,509.64, 46,247 and 19,170.80

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Solution

The fourth proportional to 33,509.64, 46,247 and 19,170.80 is: 26,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,509.64 : 46,247 = 19,170.80 : x
  2. Step 2: Convert to fraction form
    33,509.64/46,247 = 19,170.80/x
  3. Step 3: Cross multiply
    33,509.64x = 46,247 × 19,170.80
  4. Step 4: Simplify right side
    33,509.64x = 886,591,987.60
  5. Step 5: Solve for x
    x = 886,591,987.60/33,509.64
  6. Step 6: Final answer
    x = 26,457.82

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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.