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Finding the Fourth Proportional to 25,351.76, 38,027.64 and 6,883.76

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Solution

The fourth proportional to 25,351.76, 38,027.64 and 6,883.76 is: 10,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.76 : 38,027.64 = 6,883.76 : x
  2. Step 2: Convert to fraction form
    25,351.76/38,027.64 = 6,883.76/x
  3. Step 3: Cross multiply
    25,351.76x = 38,027.64 × 6,883.76
  4. Step 4: Simplify right side
    25,351.76x = 261,773,147.13
  5. Step 5: Solve for x
    x = 261,773,147.13/25,351.76
  6. Step 6: Final answer
    x = 10,325.64

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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.