Home / 20,526.35-30,789.52-4,943.97

Finding the Fourth Proportional to 20,526.35, 30,789.52 and 4,943.97

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Solution

The fourth proportional to 20,526.35, 30,789.52 and 4,943.97 is: 7,415.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,526.35 : 30,789.52 = 4,943.97 : x
  2. Step 2: Convert to fraction form
    20,526.35/30,789.52 = 4,943.97/x
  3. Step 3: Cross multiply
    20,526.35x = 30,789.52 × 4,943.97
  4. Step 4: Simplify right side
    20,526.35x = 152,222,450.83
  5. Step 5: Solve for x
    x = 152,222,450.83/20,526.35
  6. Step 6: Final answer
    x = 7,415.96

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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.