Home / 31,537.23-47,335.37-15,965.79

Finding the Fourth Proportional to 31,537.23, 47,335.37 and 15,965.79

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Solution

The fourth proportional to 31,537.23, 47,335.37 and 15,965.79 is: 23,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537.23 : 47,335.37 = 15,965.79 : x
  2. Step 2: Convert to fraction form
    31,537.23/47,335.37 = 15,965.79/x
  3. Step 3: Cross multiply
    31,537.23x = 47,335.37 × 15,965.79
  4. Step 4: Simplify right side
    31,537.23x = 755,746,497.16
  5. Step 5: Solve for x
    x = 755,746,497.16/31,537.23
  6. Step 6: Final answer
    x = 23,963.63

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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.