Home / 20,575.04-30,867.44-6,724

Finding the Fourth Proportional to 20,575.04, 30,867.44 and 6,724

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Solution

The fourth proportional to 20,575.04, 30,867.44 and 6,724 is: 10,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,575.04 : 30,867.44 = 6,724 : x
  2. Step 2: Convert to fraction form
    20,575.04/30,867.44 = 6,724/x
  3. Step 3: Cross multiply
    20,575.04x = 30,867.44 × 6,724
  4. Step 4: Simplify right side
    20,575.04x = 207,552,666.56
  5. Step 5: Solve for x
    x = 207,552,666.56/20,575.04
  6. Step 6: Final answer
    x = 10,087.59

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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.