Home / 20,566.26-30,849.12-4,984.02

Finding the Fourth Proportional to 20,566.26, 30,849.12 and 4,984.02

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Solution

The fourth proportional to 20,566.26, 30,849.12 and 4,984.02 is: 7,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566.26 : 30,849.12 = 4,984.02 : x
  2. Step 2: Convert to fraction form
    20,566.26/30,849.12 = 4,984.02/x
  3. Step 3: Cross multiply
    20,566.26x = 30,849.12 × 4,984.02
  4. Step 4: Simplify right side
    20,566.26x = 153,752,631.06
  5. Step 5: Solve for x
    x = 153,752,631.06/20,566.26
  6. Step 6: Final answer
    x = 7,475.96

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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.