Home / 18,220.68-24,962.44-17,538.12

Finding the Fourth Proportional to 18,220.68, 24,962.44 and 17,538.12

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Solution

The fourth proportional to 18,220.68, 24,962.44 and 17,538.12 is: 24,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220.68 : 24,962.44 = 17,538.12 : x
  2. Step 2: Convert to fraction form
    18,220.68/24,962.44 = 17,538.12/x
  3. Step 3: Cross multiply
    18,220.68x = 24,962.44 × 17,538.12
  4. Step 4: Simplify right side
    18,220.68x = 437,794,268.21
  5. Step 5: Solve for x
    x = 437,794,268.21/18,220.68
  6. Step 6: Final answer
    x = 24,027.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.