Home / 14,060.53-21,090.38-3,672.28

Finding the Fourth Proportional to 14,060.53, 21,090.38 and 3,672.28

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Solution

The fourth proportional to 14,060.53, 21,090.38 and 3,672.28 is: 5,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.53 : 21,090.38 = 3,672.28 : x
  2. Step 2: Convert to fraction form
    14,060.53/21,090.38 = 3,672.28/x
  3. Step 3: Cross multiply
    14,060.53x = 21,090.38 × 3,672.28
  4. Step 4: Simplify right side
    14,060.53x = 77,449,780.67
  5. Step 5: Solve for x
    x = 77,449,780.67/14,060.53
  6. Step 6: Final answer
    x = 5,508.31

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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.