Home / 36,653.45-54,979.15-11,695

Finding the Fourth Proportional to 36,653.45, 54,979.15 and 11,695

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Solution

The fourth proportional to 36,653.45, 54,979.15 and 11,695 is: 17,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,653.45 : 54,979.15 = 11,695 : x
  2. Step 2: Convert to fraction form
    36,653.45/54,979.15 = 11,695/x
  3. Step 3: Cross multiply
    36,653.45x = 54,979.15 × 11,695
  4. Step 4: Simplify right side
    36,653.45x = 642,981,159.25
  5. Step 5: Solve for x
    x = 642,981,159.25/36,653.45
  6. Step 6: Final answer
    x = 17,542.17

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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.