Home / 21,661.44-32,493.36-6,080.32

Finding the Fourth Proportional to 21,661.44, 32,493.36 and 6,080.32

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Solution

The fourth proportional to 21,661.44, 32,493.36 and 6,080.32 is: 9,120.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,661.44 : 32,493.36 = 6,080.32 : x
  2. Step 2: Convert to fraction form
    21,661.44/32,493.36 = 6,080.32/x
  3. Step 3: Cross multiply
    21,661.44x = 32,493.36 × 6,080.32
  4. Step 4: Simplify right side
    21,661.44x = 197,570,026.68
  5. Step 5: Solve for x
    x = 197,570,026.68/21,661.44
  6. Step 6: Final answer
    x = 9,120.82

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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.