Home / 45,395.82-62,628.99-28,160.19

Finding the Fourth Proportional to 45,395.82, 62,628.99 and 28,160.19

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Solution

The fourth proportional to 45,395.82, 62,628.99 and 28,160.19 is: 38,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,395.82 : 62,628.99 = 28,160.19 : x
  2. Step 2: Convert to fraction form
    45,395.82/62,628.99 = 28,160.19/x
  3. Step 3: Cross multiply
    45,395.82x = 62,628.99 × 28,160.19
  4. Step 4: Simplify right side
    45,395.82x = 1,763,644,257.91
  5. Step 5: Solve for x
    x = 1,763,644,257.91/45,395.82
  6. Step 6: Final answer
    x = 38,850.37

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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.