Home / 31,982.10-47,973.26-9,795.39

Finding the Fourth Proportional to 31,982.10, 47,973.26 and 9,795.39

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Solution

The fourth proportional to 31,982.10, 47,973.26 and 9,795.39 is: 14,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.10 : 47,973.26 = 9,795.39 : x
  2. Step 2: Convert to fraction form
    31,982.10/47,973.26 = 9,795.39/x
  3. Step 3: Cross multiply
    31,982.10x = 47,973.26 × 9,795.39
  4. Step 4: Simplify right side
    31,982.10x = 469,916,791.27
  5. Step 5: Solve for x
    x = 469,916,791.27/31,982.10
  6. Step 6: Final answer
    x = 14,693.12

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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.