Home / 25,768.64-38,654.84-7,997.03

Finding the Fourth Proportional to 25,768.64, 38,654.84 and 7,997.03

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Solution

The fourth proportional to 25,768.64, 38,654.84 and 7,997.03 is: 11,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.64 : 38,654.84 = 7,997.03 : x
  2. Step 2: Convert to fraction form
    25,768.64/38,654.84 = 7,997.03/x
  3. Step 3: Cross multiply
    25,768.64x = 38,654.84 × 7,997.03
  4. Step 4: Simplify right side
    25,768.64x = 309,124,059.25
  5. Step 5: Solve for x
    x = 309,124,059.25/25,768.64
  6. Step 6: Final answer
    x = 11,996.14

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1.5x scale

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.