Home / 35,157.38-52,743.42-14,380.88

Finding the Fourth Proportional to 35,157.38, 52,743.42 and 14,380.88

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Solution

The fourth proportional to 35,157.38, 52,743.42 and 14,380.88 is: 21,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.38 : 52,743.42 = 14,380.88 : x
  2. Step 2: Convert to fraction form
    35,157.38/52,743.42 = 14,380.88/x
  3. Step 3: Cross multiply
    35,157.38x = 52,743.42 × 14,380.88
  4. Step 4: Simplify right side
    35,157.38x = 758,496,530.09
  5. Step 5: Solve for x
    x = 758,496,530.09/35,157.38
  6. Step 6: Final answer
    x = 21,574.32

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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.