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Finding the Fourth Proportional to 25,375.32, 38,058.12 and 6,903

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Solution

The fourth proportional to 25,375.32, 38,058.12 and 6,903 is: 10,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375.32 : 38,058.12 = 6,903 : x
  2. Step 2: Convert to fraction form
    25,375.32/38,058.12 = 6,903/x
  3. Step 3: Cross multiply
    25,375.32x = 38,058.12 × 6,903
  4. Step 4: Simplify right side
    25,375.32x = 262,715,202.36
  5. Step 5: Solve for x
    x = 262,715,202.36/25,375.32
  6. Step 6: Final answer
    x = 10,353.18

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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.