Home / 33,385.75-46,072.18-18,072.31

Finding the Fourth Proportional to 33,385.75, 46,072.18 and 18,072.31

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Solution

The fourth proportional to 33,385.75, 46,072.18 and 18,072.31 is: 24,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,385.75 : 46,072.18 = 18,072.31 : x
  2. Step 2: Convert to fraction form
    33,385.75/46,072.18 = 18,072.31/x
  3. Step 3: Cross multiply
    33,385.75x = 46,072.18 × 18,072.31
  4. Step 4: Simplify right side
    33,385.75x = 832,630,626.75
  5. Step 5: Solve for x
    x = 832,630,626.75/33,385.75
  6. Step 6: Final answer
    x = 24,939.70

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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.