Home / 28,728.18-43,092.27-9,008.33

Finding the Fourth Proportional to 28,728.18, 43,092.27 and 9,008.33

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Solution

The fourth proportional to 28,728.18, 43,092.27 and 9,008.33 is: 13,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728.18 : 43,092.27 = 9,008.33 : x
  2. Step 2: Convert to fraction form
    28,728.18/43,092.27 = 9,008.33/x
  3. Step 3: Cross multiply
    28,728.18x = 43,092.27 × 9,008.33
  4. Step 4: Simplify right side
    28,728.18x = 388,189,173.15
  5. Step 5: Solve for x
    x = 388,189,173.15/28,728.18
  6. Step 6: Final answer
    x = 13,512.49

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Half scale
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Double scale
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Similar ratio
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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.