Home / 34,857.30-48,103.26-18,941.88

Finding the Fourth Proportional to 34,857.30, 48,103.26 and 18,941.88

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Solution

The fourth proportional to 34,857.30, 48,103.26 and 18,941.88 is: 26,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.30 : 48,103.26 = 18,941.88 : x
  2. Step 2: Convert to fraction form
    34,857.30/48,103.26 = 18,941.88/x
  3. Step 3: Cross multiply
    34,857.30x = 48,103.26 × 18,941.88
  4. Step 4: Simplify right side
    34,857.30x = 911,166,178.53
  5. Step 5: Solve for x
    x = 911,166,178.53/34,857.30
  6. Step 6: Final answer
    x = 26,139.90

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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.