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Finding the Fourth Proportional to 35,277.80, 52,923.98 and 11,903.63

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Solution

The fourth proportional to 35,277.80, 52,923.98 and 11,903.63 is: 17,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,277.80 : 52,923.98 = 11,903.63 : x
  2. Step 2: Convert to fraction form
    35,277.80/52,923.98 = 11,903.63/x
  3. Step 3: Cross multiply
    35,277.80x = 52,923.98 × 11,903.63
  4. Step 4: Simplify right side
    35,277.80x = 629,987,241.19
  5. Step 5: Solve for x
    x = 629,987,241.19/35,277.80
  6. Step 6: Final answer
    x = 17,857.90

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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.