Home / 18,550.48-25,624.20-13,826.56

Finding the Fourth Proportional to 18,550.48, 25,624.20 and 13,826.56

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Solution

The fourth proportional to 18,550.48, 25,624.20 and 13,826.56 is: 19,098.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.48 : 25,624.20 = 13,826.56 : x
  2. Step 2: Convert to fraction form
    18,550.48/25,624.20 = 13,826.56/x
  3. Step 3: Cross multiply
    18,550.48x = 25,624.20 × 13,826.56
  4. Step 4: Simplify right side
    18,550.48x = 354,294,538.75
  5. Step 5: Solve for x
    x = 354,294,538.75/18,550.48
  6. Step 6: Final answer
    x = 19,098.94

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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.