Home / 37,186.73-51,318.07-20,191.13

Finding the Fourth Proportional to 37,186.73, 51,318.07 and 20,191.13

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Solution

The fourth proportional to 37,186.73, 51,318.07 and 20,191.13 is: 27,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,186.73 : 51,318.07 = 20,191.13 : x
  2. Step 2: Convert to fraction form
    37,186.73/51,318.07 = 20,191.13/x
  3. Step 3: Cross multiply
    37,186.73x = 51,318.07 × 20,191.13
  4. Step 4: Simplify right side
    37,186.73x = 1,036,169,822.72
  5. Step 5: Solve for x
    x = 1,036,169,822.72/37,186.73
  6. Step 6: Final answer
    x = 27,863.97

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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.