Home / 19,623.92-27,074.36-11,125.12

Finding the Fourth Proportional to 19,623.92, 27,074.36 and 11,125.12

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Solution

The fourth proportional to 19,623.92, 27,074.36 and 11,125.12 is: 15,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.92 : 27,074.36 = 11,125.12 : x
  2. Step 2: Convert to fraction form
    19,623.92/27,074.36 = 11,125.12/x
  3. Step 3: Cross multiply
    19,623.92x = 27,074.36 × 11,125.12
  4. Step 4: Simplify right side
    19,623.92x = 301,205,503.92
  5. Step 5: Solve for x
    x = 301,205,503.92/19,623.92
  6. Step 6: Final answer
    x = 15,348.90

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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.