Home / 31,787.33-47,689.59-9,601.43

Finding the Fourth Proportional to 31,787.33, 47,689.59 and 9,601.43

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Solution

The fourth proportional to 31,787.33, 47,689.59 and 9,601.43 is: 14,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,787.33 : 47,689.59 = 9,601.43 : x
  2. Step 2: Convert to fraction form
    31,787.33/47,689.59 = 9,601.43/x
  3. Step 3: Cross multiply
    31,787.33x = 47,689.59 × 9,601.43
  4. Step 4: Simplify right side
    31,787.33x = 457,888,021.67
  5. Step 5: Solve for x
    x = 457,888,021.67/31,787.33
  6. Step 6: Final answer
    x = 14,404.74

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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.