Home / 13,962.30-20,944.56-3,967.14

Finding the Fourth Proportional to 13,962.30, 20,944.56 and 3,967.14

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Solution

The fourth proportional to 13,962.30, 20,944.56 and 3,967.14 is: 5,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.30 : 20,944.56 = 3,967.14 : x
  2. Step 2: Convert to fraction form
    13,962.30/20,944.56 = 3,967.14/x
  3. Step 3: Cross multiply
    13,962.30x = 20,944.56 × 3,967.14
  4. Step 4: Simplify right side
    13,962.30x = 83,090,001.76
  5. Step 5: Solve for x
    x = 83,090,001.76/13,962.30
  6. Step 6: Final answer
    x = 5,951.03

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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.