Home / 19,951.16-27,532.37-11,453.48

Finding the Fourth Proportional to 19,951.16, 27,532.37 and 11,453.48

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Solution

The fourth proportional to 19,951.16, 27,532.37 and 11,453.48 is: 15,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.16 : 27,532.37 = 11,453.48 : x
  2. Step 2: Convert to fraction form
    19,951.16/27,532.37 = 11,453.48/x
  3. Step 3: Cross multiply
    19,951.16x = 27,532.37 × 11,453.48
  4. Step 4: Simplify right side
    19,951.16x = 315,341,443.37
  5. Step 5: Solve for x
    x = 315,341,443.37/19,951.16
  6. Step 6: Final answer
    x = 15,805.67

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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.