Home / 20,627.13-30,941.30-5,044.75

Finding the Fourth Proportional to 20,627.13, 30,941.30 and 5,044.75

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Solution

The fourth proportional to 20,627.13, 30,941.30 and 5,044.75 is: 7,567.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,627.13 : 30,941.30 = 5,044.75 : x
  2. Step 2: Convert to fraction form
    20,627.13/30,941.30 = 5,044.75/x
  3. Step 3: Cross multiply
    20,627.13x = 30,941.30 × 5,044.75
  4. Step 4: Simplify right side
    20,627.13x = 156,091,123.18
  5. Step 5: Solve for x
    x = 156,091,123.18/20,627.13
  6. Step 6: Final answer
    x = 7,567.27

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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.