Home / 18,650.38-25,737.53-10,266.88

Finding the Fourth Proportional to 18,650.38, 25,737.53 and 10,266.88

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Solution

The fourth proportional to 18,650.38, 25,737.53 and 10,266.88 is: 14,168.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650.38 : 25,737.53 = 10,266.88 : x
  2. Step 2: Convert to fraction form
    18,650.38/25,737.53 = 10,266.88/x
  3. Step 3: Cross multiply
    18,650.38x = 25,737.53 × 10,266.88
  4. Step 4: Simplify right side
    18,650.38x = 264,243,951.98
  5. Step 5: Solve for x
    x = 264,243,951.98/18,650.38
  6. Step 6: Final answer
    x = 14,168.29

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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.