Home / 37,136.81-51,248.82-20,141.05

Finding the Fourth Proportional to 37,136.81, 51,248.82 and 20,141.05

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Solution

The fourth proportional to 37,136.81, 51,248.82 and 20,141.05 is: 27,794.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.81 : 51,248.82 = 20,141.05 : x
  2. Step 2: Convert to fraction form
    37,136.81/51,248.82 = 20,141.05/x
  3. Step 3: Cross multiply
    37,136.81x = 51,248.82 × 20,141.05
  4. Step 4: Simplify right side
    37,136.81x = 1,032,204,993.47
  5. Step 5: Solve for x
    x = 1,032,204,993.47/37,136.81
  6. Step 6: Final answer
    x = 27,794.66

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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.