Home / 33,378.39-46,062.14-18,270.91

Finding the Fourth Proportional to 33,378.39, 46,062.14 and 18,270.91

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Solution

The fourth proportional to 33,378.39, 46,062.14 and 18,270.91 is: 25,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,378.39 : 46,062.14 = 18,270.91 : x
  2. Step 2: Convert to fraction form
    33,378.39/46,062.14 = 18,270.91/x
  3. Step 3: Cross multiply
    33,378.39x = 46,062.14 × 18,270.91
  4. Step 4: Simplify right side
    33,378.39x = 841,597,214.35
  5. Step 5: Solve for x
    x = 841,597,214.35/33,378.39
  6. Step 6: Final answer
    x = 25,213.83

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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.