Home / 14,348.32-21,517.62-5,461.54

Finding the Fourth Proportional to 14,348.32, 21,517.62 and 5,461.54

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Solution

The fourth proportional to 14,348.32, 21,517.62 and 5,461.54 is: 8,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.32 : 21,517.62 = 5,461.54 : x
  2. Step 2: Convert to fraction form
    14,348.32/21,517.62 = 5,461.54/x
  3. Step 3: Cross multiply
    14,348.32x = 21,517.62 × 5,461.54
  4. Step 4: Simplify right side
    14,348.32x = 117,519,342.33
  5. Step 5: Solve for x
    x = 117,519,342.33/14,348.32
  6. Step 6: Final answer
    x = 8,190.46

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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.