Home / 37,160.71-55,645.89-20,502.25

Finding the Fourth Proportional to 37,160.71, 55,645.89 and 20,502.25

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Solution

The fourth proportional to 37,160.71, 55,645.89 and 20,502.25 is: 30,700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,160.71 : 55,645.89 = 20,502.25 : x
  2. Step 2: Convert to fraction form
    37,160.71/55,645.89 = 20,502.25/x
  3. Step 3: Cross multiply
    37,160.71x = 55,645.89 × 20,502.25
  4. Step 4: Simplify right side
    37,160.71x = 1,140,865,732.25
  5. Step 5: Solve for x
    x = 1,140,865,732.25/37,160.71
  6. Step 6: Final answer
    x = 30,700.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.