Home / 19,748.92-27,253.69-11,250.92

Finding the Fourth Proportional to 19,748.92, 27,253.69 and 11,250.92

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Solution

The fourth proportional to 19,748.92, 27,253.69 and 11,250.92 is: 15,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.92 : 27,253.69 = 11,250.92 : x
  2. Step 2: Convert to fraction form
    19,748.92/27,253.69 = 11,250.92/x
  3. Step 3: Cross multiply
    19,748.92x = 27,253.69 × 11,250.92
  4. Step 4: Simplify right side
    19,748.92x = 306,629,085.89
  5. Step 5: Solve for x
    x = 306,629,085.89/19,748.92
  6. Step 6: Final answer
    x = 15,526.37

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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.