Home / 17,228.48-25,842.36-4,748.45

Finding the Fourth Proportional to 17,228.48, 25,842.36 and 4,748.45

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Solution

The fourth proportional to 17,228.48, 25,842.36 and 4,748.45 is: 7,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.48 : 25,842.36 = 4,748.45 : x
  2. Step 2: Convert to fraction form
    17,228.48/25,842.36 = 4,748.45/x
  3. Step 3: Cross multiply
    17,228.48x = 25,842.36 × 4,748.45
  4. Step 4: Simplify right side
    17,228.48x = 122,711,154.34
  5. Step 5: Solve for x
    x = 122,711,154.34/17,228.48
  6. Step 6: Final answer
    x = 7,122.58

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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.