Home / 49,286.85-68,022.90-28,068.09

Finding the Fourth Proportional to 49,286.85, 68,022.90 and 28,068.09

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Solution

The fourth proportional to 49,286.85, 68,022.90 and 28,068.09 is: 38,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.85 : 68,022.90 = 28,068.09 : x
  2. Step 2: Convert to fraction form
    49,286.85/68,022.90 = 28,068.09/x
  3. Step 3: Cross multiply
    49,286.85x = 68,022.90 × 28,068.09
  4. Step 4: Simplify right side
    49,286.85x = 1,909,272,879.26
  5. Step 5: Solve for x
    x = 1,909,272,879.26/49,286.85
  6. Step 6: Final answer
    x = 38,737.98

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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.