Home / 19,201.32-28,817.82-14,845.32

Finding the Fourth Proportional to 19,201.32, 28,817.82 and 14,845.32

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Solution

The fourth proportional to 19,201.32, 28,817.82 and 14,845.32 is: 22,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.32 : 28,817.82 = 14,845.32 : x
  2. Step 2: Convert to fraction form
    19,201.32/28,817.82 = 14,845.32/x
  3. Step 3: Cross multiply
    19,201.32x = 28,817.82 × 14,845.32
  4. Step 4: Simplify right side
    19,201.32x = 427,809,759.60
  5. Step 5: Solve for x
    x = 427,809,759.60/19,201.32
  6. Step 6: Final answer
    x = 22,280.23

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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.