Home / 33,723.78-46,538.82-18,616.45

Finding the Fourth Proportional to 33,723.78, 46,538.82 and 18,616.45

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Solution

The fourth proportional to 33,723.78, 46,538.82 and 18,616.45 is: 25,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,723.78 : 46,538.82 = 18,616.45 : x
  2. Step 2: Convert to fraction form
    33,723.78/46,538.82 = 18,616.45/x
  3. Step 3: Cross multiply
    33,723.78x = 46,538.82 × 18,616.45
  4. Step 4: Simplify right side
    33,723.78x = 866,387,615.59
  5. Step 5: Solve for x
    x = 866,387,615.59/33,723.78
  6. Step 6: Final answer
    x = 25,690.70

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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.