Home / 15,744.74-23,631.69-7,959.02

Finding the Fourth Proportional to 15,744.74, 23,631.69 and 7,959.02

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Solution

The fourth proportional to 15,744.74, 23,631.69 and 7,959.02 is: 11,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744.74 : 23,631.69 = 7,959.02 : x
  2. Step 2: Convert to fraction form
    15,744.74/23,631.69 = 7,959.02/x
  3. Step 3: Cross multiply
    15,744.74x = 23,631.69 × 7,959.02
  4. Step 4: Simplify right side
    15,744.74x = 188,085,093.34
  5. Step 5: Solve for x
    x = 188,085,093.34/15,744.74
  6. Step 6: Final answer
    x = 11,945.90

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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.