Home / 33,613.84-46,385.41-18,507.84

Finding the Fourth Proportional to 33,613.84, 46,385.41 and 18,507.84

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Solution

The fourth proportional to 33,613.84, 46,385.41 and 18,507.84 is: 25,539.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613.84 : 46,385.41 = 18,507.84 : x
  2. Step 2: Convert to fraction form
    33,613.84/46,385.41 = 18,507.84/x
  3. Step 3: Cross multiply
    33,613.84x = 46,385.41 × 18,507.84
  4. Step 4: Simplify right side
    33,613.84x = 858,493,822.02
  5. Step 5: Solve for x
    x = 858,493,822.02/33,613.84
  6. Step 6: Final answer
    x = 25,539.89

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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.