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Finding the Fourth Proportional to 35,278.25, 52,904.03 and 14,211.14

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Solution

The fourth proportional to 35,278.25, 52,904.03 and 14,211.14 is: 21,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.25 : 52,904.03 = 14,211.14 : x
  2. Step 2: Convert to fraction form
    35,278.25/52,904.03 = 14,211.14/x
  3. Step 3: Cross multiply
    35,278.25x = 52,904.03 × 14,211.14
  4. Step 4: Simplify right side
    35,278.25x = 751,826,241.32
  5. Step 5: Solve for x
    x = 751,826,241.32/35,278.25
  6. Step 6: Final answer
    x = 21,311.33

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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.