Home / 19,837.13-27,375.23-11,453.63

Finding the Fourth Proportional to 19,837.13, 27,375.23 and 11,453.63

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Solution

The fourth proportional to 19,837.13, 27,375.23 and 11,453.63 is: 15,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.13 : 27,375.23 = 11,453.63 : x
  2. Step 2: Convert to fraction form
    19,837.13/27,375.23 = 11,453.63/x
  3. Step 3: Cross multiply
    19,837.13x = 27,375.23 × 11,453.63
  4. Step 4: Simplify right side
    19,837.13x = 313,545,647.34
  5. Step 5: Solve for x
    x = 313,545,647.34/19,837.13
  6. Step 6: Final answer
    x = 15,806.00

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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.