Home / 21,694.76-32,546.21-9,849.36

Finding the Fourth Proportional to 21,694.76, 32,546.21 and 9,849.36

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Solution

The fourth proportional to 21,694.76, 32,546.21 and 9,849.36 is: 14,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694.76 : 32,546.21 = 9,849.36 : x
  2. Step 2: Convert to fraction form
    21,694.76/32,546.21 = 9,849.36/x
  3. Step 3: Cross multiply
    21,694.76x = 32,546.21 × 9,849.36
  4. Step 4: Simplify right side
    21,694.76x = 320,559,274.42
  5. Step 5: Solve for x
    x = 320,559,274.42/21,694.76
  6. Step 6: Final answer
    x = 14,775.89

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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.