Home / 45,135.26-62,297.10-30,028.56

Finding the Fourth Proportional to 45,135.26, 62,297.10 and 30,028.56

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Solution

The fourth proportional to 45,135.26, 62,297.10 and 30,028.56 is: 41,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,135.26 : 62,297.10 = 30,028.56 : x
  2. Step 2: Convert to fraction form
    45,135.26/62,297.10 = 30,028.56/x
  3. Step 3: Cross multiply
    45,135.26x = 62,297.10 × 30,028.56
  4. Step 4: Simplify right side
    45,135.26x = 1,870,692,205.18
  5. Step 5: Solve for x
    x = 1,870,692,205.18/45,135.26
  6. Step 6: Final answer
    x = 41,446.36

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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.