Home / 45,162.67-62,308.44-27,000.78

Finding the Fourth Proportional to 45,162.67, 62,308.44 and 27,000.78

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Solution

The fourth proportional to 45,162.67, 62,308.44 and 27,000.78 is: 37,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,162.67 : 62,308.44 = 27,000.78 : x
  2. Step 2: Convert to fraction form
    45,162.67/62,308.44 = 27,000.78/x
  3. Step 3: Cross multiply
    45,162.67x = 62,308.44 × 27,000.78
  4. Step 4: Simplify right side
    45,162.67x = 1,682,376,480.58
  5. Step 5: Solve for x
    x = 1,682,376,480.58/45,162.67
  6. Step 6: Final answer
    x = 37,251.48

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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.