Home / 33,613.80-46,385.29-18,503.51

Finding the Fourth Proportional to 33,613.80, 46,385.29 and 18,503.51

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Solution

The fourth proportional to 33,613.80, 46,385.29 and 18,503.51 is: 25,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613.80 : 46,385.29 = 18,503.51 : x
  2. Step 2: Convert to fraction form
    33,613.80/46,385.29 = 18,503.51/x
  3. Step 3: Cross multiply
    33,613.80x = 46,385.29 × 18,503.51
  4. Step 4: Simplify right side
    33,613.80x = 858,290,584.85
  5. Step 5: Solve for x
    x = 858,290,584.85/33,613.80
  6. Step 6: Final answer
    x = 25,533.88

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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.