Home / 18,537.46-25,587.94-11,269.54

Finding the Fourth Proportional to 18,537.46, 25,587.94 and 11,269.54

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Solution

The fourth proportional to 18,537.46, 25,587.94 and 11,269.54 is: 15,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.46 : 25,587.94 = 11,269.54 : x
  2. Step 2: Convert to fraction form
    18,537.46/25,587.94 = 11,269.54/x
  3. Step 3: Cross multiply
    18,537.46x = 25,587.94 × 11,269.54
  4. Step 4: Simplify right side
    18,537.46x = 288,364,313.35
  5. Step 5: Solve for x
    x = 288,364,313.35/18,537.46
  6. Step 6: Final answer
    x = 15,555.76

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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.