Home / 33,008.24-45,553.79-18,860.78

Finding the Fourth Proportional to 33,008.24, 45,553.79 and 18,860.78

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Solution

The fourth proportional to 33,008.24, 45,553.79 and 18,860.78 is: 26,029.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.24 : 45,553.79 = 18,860.78 : x
  2. Step 2: Convert to fraction form
    33,008.24/45,553.79 = 18,860.78/x
  3. Step 3: Cross multiply
    33,008.24x = 45,553.79 × 18,860.78
  4. Step 4: Simplify right side
    33,008.24x = 859,180,011.36
  5. Step 5: Solve for x
    x = 859,180,011.36/33,008.24
  6. Step 6: Final answer
    x = 26,029.26

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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.