Home / 20,567.27-30,850.88-4,984.89

Finding the Fourth Proportional to 20,567.27, 30,850.88 and 4,984.89

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Solution

The fourth proportional to 20,567.27, 30,850.88 and 4,984.89 is: 7,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,567.27 : 30,850.88 = 4,984.89 : x
  2. Step 2: Convert to fraction form
    20,567.27/30,850.88 = 4,984.89/x
  3. Step 3: Cross multiply
    20,567.27x = 30,850.88 × 4,984.89
  4. Step 4: Simplify right side
    20,567.27x = 153,788,218.28
  5. Step 5: Solve for x
    x = 153,788,218.28/20,567.27
  6. Step 6: Final answer
    x = 7,477.33

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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.