Home / 37,939.88-52,357.03-20,944.13

Finding the Fourth Proportional to 37,939.88, 52,357.03 and 20,944.13

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Solution

The fourth proportional to 37,939.88, 52,357.03 and 20,944.13 is: 28,902.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.88 : 52,357.03 = 20,944.13 : x
  2. Step 2: Convert to fraction form
    37,939.88/52,357.03 = 20,944.13/x
  3. Step 3: Cross multiply
    37,939.88x = 52,357.03 × 20,944.13
  4. Step 4: Simplify right side
    37,939.88x = 1,096,572,128.59
  5. Step 5: Solve for x
    x = 1,096,572,128.59/37,939.88
  6. Step 6: Final answer
    x = 28,902.89

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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.