Home / 15,423.52-23,135.34-3,736.72

Finding the Fourth Proportional to 15,423.52, 23,135.34 and 3,736.72

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Solution

The fourth proportional to 15,423.52, 23,135.34 and 3,736.72 is: 5,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.52 : 23,135.34 = 3,736.72 : x
  2. Step 2: Convert to fraction form
    15,423.52/23,135.34 = 3,736.72/x
  3. Step 3: Cross multiply
    15,423.52x = 23,135.34 × 3,736.72
  4. Step 4: Simplify right side
    15,423.52x = 86,450,287.68
  5. Step 5: Solve for x
    x = 86,450,287.68/15,423.52
  6. Step 6: Final answer
    x = 5,605.09

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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.