Home / 43,509.44-65,255.92-18,544.80

Finding the Fourth Proportional to 43,509.44, 65,255.92 and 18,544.80

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Solution

The fourth proportional to 43,509.44, 65,255.92 and 18,544.80 is: 27,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,509.44 : 65,255.92 = 18,544.80 : x
  2. Step 2: Convert to fraction form
    43,509.44/65,255.92 = 18,544.80/x
  3. Step 3: Cross multiply
    43,509.44x = 65,255.92 × 18,544.80
  4. Step 4: Simplify right side
    43,509.44x = 1,210,157,985.22
  5. Step 5: Solve for x
    x = 1,210,157,985.22/43,509.44
  6. Step 6: Final answer
    x = 27,813.69

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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.