Home / 32,731.62-45,173.85-19,982.13

Finding the Fourth Proportional to 32,731.62, 45,173.85 and 19,982.13

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Solution

The fourth proportional to 32,731.62, 45,173.85 and 19,982.13 is: 27,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.62 : 45,173.85 = 19,982.13 : x
  2. Step 2: Convert to fraction form
    32,731.62/45,173.85 = 19,982.13/x
  3. Step 3: Cross multiply
    32,731.62x = 45,173.85 × 19,982.13
  4. Step 4: Simplify right side
    32,731.62x = 902,669,743.30
  5. Step 5: Solve for x
    x = 902,669,743.30/32,731.62
  6. Step 6: Final answer
    x = 27,577.91

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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.