Home / 18,191.57-25,104.26-10,233.63

Finding the Fourth Proportional to 18,191.57, 25,104.26 and 10,233.63

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Solution

The fourth proportional to 18,191.57, 25,104.26 and 10,233.63 is: 14,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.57 : 25,104.26 = 10,233.63 : x
  2. Step 2: Convert to fraction form
    18,191.57/25,104.26 = 10,233.63/x
  3. Step 3: Cross multiply
    18,191.57x = 25,104.26 × 10,233.63
  4. Step 4: Simplify right side
    18,191.57x = 256,907,733.85
  5. Step 5: Solve for x
    x = 256,907,733.85/18,191.57
  6. Step 6: Final answer
    x = 14,122.35

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Half scale
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Double scale
Find fourth proportional to 18,192.57, 25,105.64 and 10,234.63
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.