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Finding the Fourth Proportional to 18,253.77, 25,190.16 and 10,295.97

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Solution

The fourth proportional to 18,253.77, 25,190.16 and 10,295.97 is: 14,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.77 : 25,190.16 = 10,295.97 : x
  2. Step 2: Convert to fraction form
    18,253.77/25,190.16 = 10,295.97/x
  3. Step 3: Cross multiply
    18,253.77x = 25,190.16 × 10,295.97
  4. Step 4: Simplify right side
    18,253.77x = 259,357,131.66
  5. Step 5: Solve for x
    x = 259,357,131.66/18,253.77
  6. Step 6: Final answer
    x = 14,208.41

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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.