Home / 54,155.58-74,738.15-30,282.26

Finding the Fourth Proportional to 54,155.58, 74,738.15 and 30,282.26

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Solution

The fourth proportional to 54,155.58, 74,738.15 and 30,282.26 is: 41,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,155.58 : 74,738.15 = 30,282.26 : x
  2. Step 2: Convert to fraction form
    54,155.58/74,738.15 = 30,282.26/x
  3. Step 3: Cross multiply
    54,155.58x = 74,738.15 × 30,282.26
  4. Step 4: Simplify right side
    54,155.58x = 2,263,239,565.12
  5. Step 5: Solve for x
    x = 2,263,239,565.12/54,155.58
  6. Step 6: Final answer
    x = 41,791.44

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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.