Home / 31,883.31-47,825.06-15,239.57

Finding the Fourth Proportional to 31,883.31, 47,825.06 and 15,239.57

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Solution

The fourth proportional to 31,883.31, 47,825.06 and 15,239.57 is: 22,859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,883.31 : 47,825.06 = 15,239.57 : x
  2. Step 2: Convert to fraction form
    31,883.31/47,825.06 = 15,239.57/x
  3. Step 3: Cross multiply
    31,883.31x = 47,825.06 × 15,239.57
  4. Step 4: Simplify right side
    31,883.31x = 728,833,034.30
  5. Step 5: Solve for x
    x = 728,833,034.30/31,883.31
  6. Step 6: Final answer
    x = 22,859.39

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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.