Home / 54,920.58-75,776.82-31,046.74

Finding the Fourth Proportional to 54,920.58, 75,776.82 and 31,046.74

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Solution

The fourth proportional to 54,920.58, 75,776.82 and 31,046.74 is: 42,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,920.58 : 75,776.82 = 31,046.74 : x
  2. Step 2: Convert to fraction form
    54,920.58/75,776.82 = 31,046.74/x
  3. Step 3: Cross multiply
    54,920.58x = 75,776.82 × 31,046.74
  4. Step 4: Simplify right side
    54,920.58x = 2,352,623,348.94
  5. Step 5: Solve for x
    x = 2,352,623,348.94/54,920.58
  6. Step 6: Final answer
    x = 42,836.82

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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.