Home / 54,626.10-81,809.55-33,630.90

Finding the Fourth Proportional to 54,626.10, 81,809.55 and 33,630.90

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Solution

The fourth proportional to 54,626.10, 81,809.55 and 33,630.90 is: 50,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,626.10 : 81,809.55 = 33,630.90 : x
  2. Step 2: Convert to fraction form
    54,626.10/81,809.55 = 33,630.90/x
  3. Step 3: Cross multiply
    54,626.10x = 81,809.55 × 33,630.90
  4. Step 4: Simplify right side
    54,626.10x = 2,751,328,795.10
  5. Step 5: Solve for x
    x = 2,751,328,795.10/54,626.10
  6. Step 6: Final answer
    x = 50,366.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.