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Finding the Fourth Proportional to 63,670.56, 95,473 and 28,580.12

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Solution

The fourth proportional to 63,670.56, 95,473 and 28,580.12 is: 42,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,670.56 : 95,473 = 28,580.12 : x
  2. Step 2: Convert to fraction form
    63,670.56/95,473 = 28,580.12/x
  3. Step 3: Cross multiply
    63,670.56x = 95,473 × 28,580.12
  4. Step 4: Simplify right side
    63,670.56x = 2,728,629,796.76
  5. Step 5: Solve for x
    x = 2,728,629,796.76/63,670.56
  6. Step 6: Final answer
    x = 42,855.44

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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.