Home / 37,136.27-51,247.82-20,140.92

Finding the Fourth Proportional to 37,136.27, 51,247.82 and 20,140.92

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Solution

The fourth proportional to 37,136.27, 51,247.82 and 20,140.92 is: 27,794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.27 : 51,247.82 = 20,140.92 : x
  2. Step 2: Convert to fraction form
    37,136.27/51,247.82 = 20,140.92/x
  3. Step 3: Cross multiply
    37,136.27x = 51,247.82 × 20,140.92
  4. Step 4: Simplify right side
    37,136.27x = 1,032,178,293.15
  5. Step 5: Solve for x
    x = 1,032,178,293.15/37,136.27
  6. Step 6: Final answer
    x = 27,794.34

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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.