Home / 54,794.08-75,610.32-30,919.33

Finding the Fourth Proportional to 54,794.08, 75,610.32 and 30,919.33

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Solution

The fourth proportional to 54,794.08, 75,610.32 and 30,919.33 is: 42,665.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,794.08 : 75,610.32 = 30,919.33 : x
  2. Step 2: Convert to fraction form
    54,794.08/75,610.32 = 30,919.33/x
  3. Step 3: Cross multiply
    54,794.08x = 75,610.32 × 30,919.33
  4. Step 4: Simplify right side
    54,794.08x = 2,337,820,435.49
  5. Step 5: Solve for x
    x = 2,337,820,435.49/54,794.08
  6. Step 6: Final answer
    x = 42,665.57

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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.