Home / 15,825.48-23,736.52-5,294.31

Finding the Fourth Proportional to 15,825.48, 23,736.52 and 5,294.31

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Solution

The fourth proportional to 15,825.48, 23,736.52 and 5,294.31 is: 7,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,825.48 : 23,736.52 = 5,294.31 : x
  2. Step 2: Convert to fraction form
    15,825.48/23,736.52 = 5,294.31/x
  3. Step 3: Cross multiply
    15,825.48x = 23,736.52 × 5,294.31
  4. Step 4: Simplify right side
    15,825.48x = 125,668,495.20
  5. Step 5: Solve for x
    x = 125,668,495.20/15,825.48
  6. Step 6: Final answer
    x = 7,940.90

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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.