Home / 20,084.48-30,110.16-9,550.32

Finding the Fourth Proportional to 20,084.48, 30,110.16 and 9,550.32

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Solution

The fourth proportional to 20,084.48, 30,110.16 and 9,550.32 is: 14,317.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084.48 : 30,110.16 = 9,550.32 : x
  2. Step 2: Convert to fraction form
    20,084.48/30,110.16 = 9,550.32/x
  3. Step 3: Cross multiply
    20,084.48x = 30,110.16 × 9,550.32
  4. Step 4: Simplify right side
    20,084.48x = 287,561,663.25
  5. Step 5: Solve for x
    x = 287,561,663.25/20,084.48
  6. Step 6: Final answer
    x = 14,317.61

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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.