Home / 21,477.26-32,216.08-6,685.58

Finding the Fourth Proportional to 21,477.26, 32,216.08 and 6,685.58

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Solution

The fourth proportional to 21,477.26, 32,216.08 and 6,685.58 is: 10,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,477.26 : 32,216.08 = 6,685.58 : x
  2. Step 2: Convert to fraction form
    21,477.26/32,216.08 = 6,685.58/x
  3. Step 3: Cross multiply
    21,477.26x = 32,216.08 × 6,685.58
  4. Step 4: Simplify right side
    21,477.26x = 215,383,180.13
  5. Step 5: Solve for x
    x = 215,383,180.13/21,477.26
  6. Step 6: Final answer
    x = 10,028.43

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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.