Home / 54,835.74-75,673.17-30,961.94

Finding the Fourth Proportional to 54,835.74, 75,673.17 and 30,961.94

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Solution

The fourth proportional to 54,835.74, 75,673.17 and 30,961.94 is: 42,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,835.74 : 75,673.17 = 30,961.94 : x
  2. Step 2: Convert to fraction form
    54,835.74/75,673.17 = 30,961.94/x
  3. Step 3: Cross multiply
    54,835.74x = 75,673.17 × 30,961.94
  4. Step 4: Simplify right side
    54,835.74x = 2,342,987,770.78
  5. Step 5: Solve for x
    x = 2,342,987,770.78/54,835.74
  6. Step 6: Final answer
    x = 42,727.38

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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.