Home / 18,790.38-25,902.99-14,803.56

Finding the Fourth Proportional to 18,790.38, 25,902.99 and 14,803.56

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Solution

The fourth proportional to 18,790.38, 25,902.99 and 14,803.56 is: 20,407.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,790.38 : 25,902.99 = 14,803.56 : x
  2. Step 2: Convert to fraction form
    18,790.38/25,902.99 = 14,803.56/x
  3. Step 3: Cross multiply
    18,790.38x = 25,902.99 × 14,803.56
  4. Step 4: Simplify right side
    18,790.38x = 383,456,466.64
  5. Step 5: Solve for x
    x = 383,456,466.64/18,790.38
  6. Step 6: Final answer
    x = 20,407.06

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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.