Home / 47,956.55-66,221.82-30,082.28

Finding the Fourth Proportional to 47,956.55, 66,221.82 and 30,082.28

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Solution

The fourth proportional to 47,956.55, 66,221.82 and 30,082.28 is: 41,539.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,956.55 : 66,221.82 = 30,082.28 : x
  2. Step 2: Convert to fraction form
    47,956.55/66,221.82 = 30,082.28/x
  3. Step 3: Cross multiply
    47,956.55x = 66,221.82 × 30,082.28
  4. Step 4: Simplify right side
    47,956.55x = 1,992,103,000.24
  5. Step 5: Solve for x
    x = 1,992,103,000.24/47,956.55
  6. Step 6: Final answer
    x = 41,539.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.