Home / 20,634.24-30,951.05-5,051.87

Finding the Fourth Proportional to 20,634.24, 30,951.05 and 5,051.87

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Solution

The fourth proportional to 20,634.24, 30,951.05 and 5,051.87 is: 7,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,634.24 : 30,951.05 = 5,051.87 : x
  2. Step 2: Convert to fraction form
    20,634.24/30,951.05 = 5,051.87/x
  3. Step 3: Cross multiply
    20,634.24x = 30,951.05 × 5,051.87
  4. Step 4: Simplify right side
    20,634.24x = 156,360,526.21
  5. Step 5: Solve for x
    x = 156,360,526.21/20,634.24
  6. Step 6: Final answer
    x = 7,577.72

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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.