Home / 36,938.57-50,975.19-20,171.57

Finding the Fourth Proportional to 36,938.57, 50,975.19 and 20,171.57

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Solution

The fourth proportional to 36,938.57, 50,975.19 and 20,171.57 is: 27,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,938.57 : 50,975.19 = 20,171.57 : x
  2. Step 2: Convert to fraction form
    36,938.57/50,975.19 = 20,171.57/x
  3. Step 3: Cross multiply
    36,938.57x = 50,975.19 × 20,171.57
  4. Step 4: Simplify right side
    36,938.57x = 1,028,249,358.47
  5. Step 5: Solve for x
    x = 1,028,249,358.47/36,938.57
  6. Step 6: Final answer
    x = 27,836.74

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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.