Home / 49,257.55-67,975.49-28,036.82

Finding the Fourth Proportional to 49,257.55, 67,975.49 and 28,036.82

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Solution

The fourth proportional to 49,257.55, 67,975.49 and 28,036.82 is: 38,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.55 : 67,975.49 = 28,036.82 : x
  2. Step 2: Convert to fraction form
    49,257.55/67,975.49 = 28,036.82/x
  3. Step 3: Cross multiply
    49,257.55x = 67,975.49 × 28,036.82
  4. Step 4: Simplify right side
    49,257.55x = 1,905,816,237.66
  5. Step 5: Solve for x
    x = 1,905,816,237.66/49,257.55
  6. Step 6: Final answer
    x = 38,690.85

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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.