Home / 18,474.09-25,497.05-10,408.50

Finding the Fourth Proportional to 18,474.09, 25,497.05 and 10,408.50

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Solution

The fourth proportional to 18,474.09, 25,497.05 and 10,408.50 is: 14,365.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.09 : 25,497.05 = 10,408.50 : x
  2. Step 2: Convert to fraction form
    18,474.09/25,497.05 = 10,408.50/x
  3. Step 3: Cross multiply
    18,474.09x = 25,497.05 × 10,408.50
  4. Step 4: Simplify right side
    18,474.09x = 265,385,992.88
  5. Step 5: Solve for x
    x = 265,385,992.88/18,474.09
  6. Step 6: Final answer
    x = 14,365.31

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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.