Home / 35,165.40-52,773.52-13,821.30

Finding the Fourth Proportional to 35,165.40, 52,773.52 and 13,821.30

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Solution

The fourth proportional to 35,165.40, 52,773.52 and 13,821.30 is: 20,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,165.40 : 52,773.52 = 13,821.30 : x
  2. Step 2: Convert to fraction form
    35,165.40/52,773.52 = 13,821.30/x
  3. Step 3: Cross multiply
    35,165.40x = 52,773.52 × 13,821.30
  4. Step 4: Simplify right side
    35,165.40x = 729,398,651.98
  5. Step 5: Solve for x
    x = 729,398,651.98/35,165.40
  6. Step 6: Final answer
    x = 20,741.94

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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.