Home / 15,959.31-23,960.17-13,634.25

Finding the Fourth Proportional to 15,959.31, 23,960.17 and 13,634.25

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Solution

The fourth proportional to 15,959.31, 23,960.17 and 13,634.25 is: 20,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.31 : 23,960.17 = 13,634.25 : x
  2. Step 2: Convert to fraction form
    15,959.31/23,960.17 = 13,634.25/x
  3. Step 3: Cross multiply
    15,959.31x = 23,960.17 × 13,634.25
  4. Step 4: Simplify right side
    15,959.31x = 326,678,947.82
  5. Step 5: Solve for x
    x = 326,678,947.82/15,959.31
  6. Step 6: Final answer
    x = 20,469.49

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1.5x scale

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.