Home / 19,699.82-27,186.24-10,748.18

Finding the Fourth Proportional to 19,699.82, 27,186.24 and 10,748.18

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Solution

The fourth proportional to 19,699.82, 27,186.24 and 10,748.18 is: 14,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.82 : 27,186.24 = 10,748.18 : x
  2. Step 2: Convert to fraction form
    19,699.82/27,186.24 = 10,748.18/x
  3. Step 3: Cross multiply
    19,699.82x = 27,186.24 × 10,748.18
  4. Step 4: Simplify right side
    19,699.82x = 292,202,601.04
  5. Step 5: Solve for x
    x = 292,202,601.04/19,699.82
  6. Step 6: Final answer
    x = 14,832.75

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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.