Home / 14,260.18-21,388.11-5,493.82

Finding the Fourth Proportional to 14,260.18, 21,388.11 and 5,493.82

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Solution

The fourth proportional to 14,260.18, 21,388.11 and 5,493.82 is: 8,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.18 : 21,388.11 = 5,493.82 : x
  2. Step 2: Convert to fraction form
    14,260.18/21,388.11 = 5,493.82/x
  3. Step 3: Cross multiply
    14,260.18x = 21,388.11 × 5,493.82
  4. Step 4: Simplify right side
    14,260.18x = 117,502,426.48
  5. Step 5: Solve for x
    x = 117,502,426.48/14,260.18
  6. Step 6: Final answer
    x = 8,239.90

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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.