Home / 32,729.80-45,166.98-19,982.92

Finding the Fourth Proportional to 32,729.80, 45,166.98 and 19,982.92

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Solution

The fourth proportional to 32,729.80, 45,166.98 and 19,982.92 is: 27,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,729.80 : 45,166.98 = 19,982.92 : x
  2. Step 2: Convert to fraction form
    32,729.80/45,166.98 = 19,982.92/x
  3. Step 3: Cross multiply
    32,729.80x = 45,166.98 × 19,982.92
  4. Step 4: Simplify right side
    32,729.80x = 902,568,147.98
  5. Step 5: Solve for x
    x = 902,568,147.98/32,729.80
  6. Step 6: Final answer
    x = 27,576.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.