Home / 19,631.93-27,094.16-17,186.92

Finding the Fourth Proportional to 19,631.93, 27,094.16 and 17,186.92

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Solution

The fourth proportional to 19,631.93, 27,094.16 and 17,186.92 is: 23,719.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.93 : 27,094.16 = 17,186.92 : x
  2. Step 2: Convert to fraction form
    19,631.93/27,094.16 = 17,186.92/x
  3. Step 3: Cross multiply
    19,631.93x = 27,094.16 × 17,186.92
  4. Step 4: Simplify right side
    19,631.93x = 465,665,135.62
  5. Step 5: Solve for x
    x = 465,665,135.62/19,631.93
  6. Step 6: Final answer
    x = 23,719.79

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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.