Home / 31,727.67-47,575.91-13,002.63

Finding the Fourth Proportional to 31,727.67, 47,575.91 and 13,002.63

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Solution

The fourth proportional to 31,727.67, 47,575.91 and 13,002.63 is: 19,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.67 : 47,575.91 = 13,002.63 : x
  2. Step 2: Convert to fraction form
    31,727.67/47,575.91 = 13,002.63/x
  3. Step 3: Cross multiply
    31,727.67x = 47,575.91 × 13,002.63
  4. Step 4: Simplify right side
    31,727.67x = 618,611,735.60
  5. Step 5: Solve for x
    x = 618,611,735.60/31,727.67
  6. Step 6: Final answer
    x = 19,497.54

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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.