Home / 33,308.13-45,965.22-18,404.13

Finding the Fourth Proportional to 33,308.13, 45,965.22 and 18,404.13

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Solution

The fourth proportional to 33,308.13, 45,965.22 and 18,404.13 is: 25,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.13 : 45,965.22 = 18,404.13 : x
  2. Step 2: Convert to fraction form
    33,308.13/45,965.22 = 18,404.13/x
  3. Step 3: Cross multiply
    33,308.13x = 45,965.22 × 18,404.13
  4. Step 4: Simplify right side
    33,308.13x = 845,949,884.36
  5. Step 5: Solve for x
    x = 845,949,884.36/33,308.13
  6. Step 6: Final answer
    x = 25,397.70

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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.