Home / 36,654.62-54,998.31-21,072.24

Finding the Fourth Proportional to 36,654.62, 54,998.31 and 21,072.24

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Solution

The fourth proportional to 36,654.62, 54,998.31 and 21,072.24 is: 31,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,654.62 : 54,998.31 = 21,072.24 : x
  2. Step 2: Convert to fraction form
    36,654.62/54,998.31 = 21,072.24/x
  3. Step 3: Cross multiply
    36,654.62x = 54,998.31 × 21,072.24
  4. Step 4: Simplify right side
    36,654.62x = 1,158,937,587.91
  5. Step 5: Solve for x
    x = 1,158,937,587.91/36,654.62
  6. Step 6: Final answer
    x = 31,617.78

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1.5x scale

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.