Home / 48,729.96-67,235.94-28,585.80

Finding the Fourth Proportional to 48,729.96, 67,235.94 and 28,585.80

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Solution

The fourth proportional to 48,729.96, 67,235.94 and 28,585.80 is: 39,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,729.96 : 67,235.94 = 28,585.80 : x
  2. Step 2: Convert to fraction form
    48,729.96/67,235.94 = 28,585.80/x
  3. Step 3: Cross multiply
    48,729.96x = 67,235.94 × 28,585.80
  4. Step 4: Simplify right side
    48,729.96x = 1,921,993,133.65
  5. Step 5: Solve for x
    x = 1,921,993,133.65/48,729.96
  6. Step 6: Final answer
    x = 39,441.71

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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.