Home / 21,844.31-32,739.10-9,349.70

Finding the Fourth Proportional to 21,844.31, 32,739.10 and 9,349.70

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Solution

The fourth proportional to 21,844.31, 32,739.10 and 9,349.70 is: 14,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,844.31 : 32,739.10 = 9,349.70 : x
  2. Step 2: Convert to fraction form
    21,844.31/32,739.10 = 9,349.70/x
  3. Step 3: Cross multiply
    21,844.31x = 32,739.10 × 9,349.70
  4. Step 4: Simplify right side
    21,844.31x = 306,100,763.27
  5. Step 5: Solve for x
    x = 306,100,763.27/21,844.31
  6. Step 6: Final answer
    x = 14,012.84

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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.