Home / 33,246.13-45,878.07-18,137.89

Finding the Fourth Proportional to 33,246.13, 45,878.07 and 18,137.89

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Solution

The fourth proportional to 33,246.13, 45,878.07 and 18,137.89 is: 25,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,246.13 : 45,878.07 = 18,137.89 : x
  2. Step 2: Convert to fraction form
    33,246.13/45,878.07 = 18,137.89/x
  3. Step 3: Cross multiply
    33,246.13x = 45,878.07 × 18,137.89
  4. Step 4: Simplify right side
    33,246.13x = 832,131,387.07
  5. Step 5: Solve for x
    x = 832,131,387.07/33,246.13
  6. Step 6: Final answer
    x = 25,029.42

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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.