Home / 33,613.79-46,385.26-18,503.49

Finding the Fourth Proportional to 33,613.79, 46,385.26 and 18,503.49

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Solution

The fourth proportional to 33,613.79, 46,385.26 and 18,503.49 is: 25,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613.79 : 46,385.26 = 18,503.49 : x
  2. Step 2: Convert to fraction form
    33,613.79/46,385.26 = 18,503.49/x
  3. Step 3: Cross multiply
    33,613.79x = 46,385.26 × 18,503.49
  4. Step 4: Simplify right side
    33,613.79x = 858,289,391.63
  5. Step 5: Solve for x
    x = 858,289,391.63/33,613.79
  6. Step 6: Final answer
    x = 25,533.85

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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.