Home / 27,372.85-37,722.92-19,806.37

Finding the Fourth Proportional to 27,372.85, 37,722.92 and 19,806.37

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Solution

The fourth proportional to 27,372.85, 37,722.92 and 19,806.37 is: 27,295.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.85 : 37,722.92 = 19,806.37 : x
  2. Step 2: Convert to fraction form
    27,372.85/37,722.92 = 19,806.37/x
  3. Step 3: Cross multiply
    27,372.85x = 37,722.92 × 19,806.37
  4. Step 4: Simplify right side
    27,372.85x = 747,154,111.00
  5. Step 5: Solve for x
    x = 747,154,111.00/27,372.85
  6. Step 6: Final answer
    x = 27,295.44

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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.