Home / 33,695.04-46,492.68-21,112.56

Finding the Fourth Proportional to 33,695.04, 46,492.68 and 21,112.56

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Solution

The fourth proportional to 33,695.04, 46,492.68 and 21,112.56 is: 29,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,695.04 : 46,492.68 = 21,112.56 : x
  2. Step 2: Convert to fraction form
    33,695.04/46,492.68 = 21,112.56/x
  3. Step 3: Cross multiply
    33,695.04x = 46,492.68 × 21,112.56
  4. Step 4: Simplify right side
    33,695.04x = 981,579,496.06
  5. Step 5: Solve for x
    x = 981,579,496.06/33,695.04
  6. Step 6: Final answer
    x = 29,131.28

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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.