Home / 18,650.16-25,738.04-10,266.96

Finding the Fourth Proportional to 18,650.16, 25,738.04 and 10,266.96

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Solution

The fourth proportional to 18,650.16, 25,738.04 and 10,266.96 is: 14,168.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650.16 : 25,738.04 = 10,266.96 : x
  2. Step 2: Convert to fraction form
    18,650.16/25,738.04 = 10,266.96/x
  3. Step 3: Cross multiply
    18,650.16x = 25,738.04 × 10,266.96
  4. Step 4: Simplify right side
    18,650.16x = 264,251,427.16
  5. Step 5: Solve for x
    x = 264,251,427.16/18,650.16
  6. Step 6: Final answer
    x = 14,168.86

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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.