Home / 31,982.05-47,973.08-17,197.93

Finding the Fourth Proportional to 31,982.05, 47,973.08 and 17,197.93

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Solution

The fourth proportional to 31,982.05, 47,973.08 and 17,197.93 is: 25,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.05 : 47,973.08 = 17,197.93 : x
  2. Step 2: Convert to fraction form
    31,982.05/47,973.08 = 17,197.93/x
  3. Step 3: Cross multiply
    31,982.05x = 47,973.08 × 17,197.93
  4. Step 4: Simplify right side
    31,982.05x = 825,037,671.72
  5. Step 5: Solve for x
    x = 825,037,671.72/31,982.05
  6. Step 6: Final answer
    x = 25,796.90

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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.