Home / 14,638.28-21,939.13-6,732.37

Finding the Fourth Proportional to 14,638.28, 21,939.13 and 6,732.37

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Solution

The fourth proportional to 14,638.28, 21,939.13 and 6,732.37 is: 10,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.28 : 21,939.13 = 6,732.37 : x
  2. Step 2: Convert to fraction form
    14,638.28/21,939.13 = 6,732.37/x
  3. Step 3: Cross multiply
    14,638.28x = 21,939.13 × 6,732.37
  4. Step 4: Simplify right side
    14,638.28x = 147,702,197.28
  5. Step 5: Solve for x
    x = 147,702,197.28/14,638.28
  6. Step 6: Final answer
    x = 10,090.14

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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.