Home / 18,586.74-25,650.27-10,203.42

Finding the Fourth Proportional to 18,586.74, 25,650.27 and 10,203.42

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Solution

The fourth proportional to 18,586.74, 25,650.27 and 10,203.42 is: 14,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.74 : 25,650.27 = 10,203.42 : x
  2. Step 2: Convert to fraction form
    18,586.74/25,650.27 = 10,203.42/x
  3. Step 3: Cross multiply
    18,586.74x = 25,650.27 × 10,203.42
  4. Step 4: Simplify right side
    18,586.74x = 261,720,477.92
  5. Step 5: Solve for x
    x = 261,720,477.92/18,586.74
  6. Step 6: Final answer
    x = 14,081.03

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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.