Home / 20,534.27-30,801.33-4,951.89

Finding the Fourth Proportional to 20,534.27, 30,801.33 and 4,951.89

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Solution

The fourth proportional to 20,534.27, 30,801.33 and 4,951.89 is: 7,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,534.27 : 30,801.33 = 4,951.89 : x
  2. Step 2: Convert to fraction form
    20,534.27/30,801.33 = 4,951.89/x
  3. Step 3: Cross multiply
    20,534.27x = 30,801.33 × 4,951.89
  4. Step 4: Simplify right side
    20,534.27x = 152,524,798.01
  5. Step 5: Solve for x
    x = 152,524,798.01/20,534.27
  6. Step 6: Final answer
    x = 7,427.82

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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.