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Finding the Fourth Proportional to 18,733.03, 25,851.28 and 10,234.97

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Solution

The fourth proportional to 18,733.03, 25,851.28 and 10,234.97 is: 14,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.03 : 25,851.28 = 10,234.97 : x
  2. Step 2: Convert to fraction form
    18,733.03/25,851.28 = 10,234.97/x
  3. Step 3: Cross multiply
    18,733.03x = 25,851.28 × 10,234.97
  4. Step 4: Simplify right side
    18,733.03x = 264,586,969.46
  5. Step 5: Solve for x
    x = 264,586,969.46/18,733.03
  6. Step 6: Final answer
    x = 14,124.09

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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.