Home / 33,516.12-46,252.23-18,409.20

Finding the Fourth Proportional to 33,516.12, 46,252.23 and 18,409.20

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Solution

The fourth proportional to 33,516.12, 46,252.23 and 18,409.20 is: 25,404.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,516.12 : 46,252.23 = 18,409.20 : x
  2. Step 2: Convert to fraction form
    33,516.12/46,252.23 = 18,409.20/x
  3. Step 3: Cross multiply
    33,516.12x = 46,252.23 × 18,409.20
  4. Step 4: Simplify right side
    33,516.12x = 851,466,310.04
  5. Step 5: Solve for x
    x = 851,466,310.04/33,516.12
  6. Step 6: Final answer
    x = 25,404.68

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Half scale
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Double scale
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Similar ratio
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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.