Home / 37,186.07-51,316.79-20,190.29

Finding the Fourth Proportional to 37,186.07, 51,316.79 and 20,190.29

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Solution

The fourth proportional to 37,186.07, 51,316.79 and 20,190.29 is: 27,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,186.07 : 51,316.79 = 20,190.29 : x
  2. Step 2: Convert to fraction form
    37,186.07/51,316.79 = 20,190.29/x
  3. Step 3: Cross multiply
    37,186.07x = 51,316.79 × 20,190.29
  4. Step 4: Simplify right side
    37,186.07x = 1,036,100,514.43
  5. Step 5: Solve for x
    x = 1,036,100,514.43/37,186.07
  6. Step 6: Final answer
    x = 27,862.60

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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.