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Finding the Fourth Proportional to 35,249.80, 52,861.90 and 17,713.80

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Solution

The fourth proportional to 35,249.80, 52,861.90 and 17,713.80 is: 26,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,249.80 : 52,861.90 = 17,713.80 : x
  2. Step 2: Convert to fraction form
    35,249.80/52,861.90 = 17,713.80/x
  3. Step 3: Cross multiply
    35,249.80x = 52,861.90 × 17,713.80
  4. Step 4: Simplify right side
    35,249.80x = 936,385,124.22
  5. Step 5: Solve for x
    x = 936,385,124.22/35,249.80
  6. Step 6: Final answer
    x = 26,564.27

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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.