Home / 18,604.16-25,674.56-10,220.96

Finding the Fourth Proportional to 18,604.16, 25,674.56 and 10,220.96

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Solution

The fourth proportional to 18,604.16, 25,674.56 and 10,220.96 is: 14,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.16 : 25,674.56 = 10,220.96 : x
  2. Step 2: Convert to fraction form
    18,604.16/25,674.56 = 10,220.96/x
  3. Step 3: Cross multiply
    18,604.16x = 25,674.56 × 10,220.96
  4. Step 4: Simplify right side
    18,604.16x = 262,418,650.78
  5. Step 5: Solve for x
    x = 262,418,650.78/18,604.16
  6. Step 6: Final answer
    x = 14,105.37

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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.