Home / 31,893.67-47,852.66-14,359.47

Finding the Fourth Proportional to 31,893.67, 47,852.66 and 14,359.47

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Solution

The fourth proportional to 31,893.67, 47,852.66 and 14,359.47 is: 21,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,893.67 : 47,852.66 = 14,359.47 : x
  2. Step 2: Convert to fraction form
    31,893.67/47,852.66 = 14,359.47/x
  3. Step 3: Cross multiply
    31,893.67x = 47,852.66 × 14,359.47
  4. Step 4: Simplify right side
    31,893.67x = 687,138,835.69
  5. Step 5: Solve for x
    x = 687,138,835.69/31,893.67
  6. Step 6: Final answer
    x = 21,544.68

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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.