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Finding the Fourth Proportional to 37,648.44, 51,855.03 and 28,057.59

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Solution

The fourth proportional to 37,648.44, 51,855.03 and 28,057.59 is: 38,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,648.44 : 51,855.03 = 28,057.59 : x
  2. Step 2: Convert to fraction form
    37,648.44/51,855.03 = 28,057.59/x
  3. Step 3: Cross multiply
    37,648.44x = 51,855.03 × 28,057.59
  4. Step 4: Simplify right side
    37,648.44x = 1,454,927,171.18
  5. Step 5: Solve for x
    x = 1,454,927,171.18/37,648.44
  6. Step 6: Final answer
    x = 38,645.09

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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.